1. If you buy souvenirs made from endangered animals or plants,
you ___might / could____ contribute to making them become extinct.
a. would b. might c. could d. are
(For possibility ---> might, may or could)
1. If you buy souvenirs made from endangered animals or plants, you ___ contribute to making them become extinct.
a. would
b. might
c. could
d. are
2. You ___ help the local people if you buy local products whenever possible and pay a fair price for what you buy.
a. could
b. would
c. wouldn't
d. will
3. Every year, millions of people descend ___ protected and pristine natural areas to observe rare species.
a.on
b. at
c. in
d. to
4. A number of reports have cast doubt___ the value of ecotourism.
a.with
b. about
c. in
d. on
5. It's hard to deny that humanity has played a pretty big role in changing nature ___ the worse.
a.with
b. to
c. for
a.at
16/ One way of preventing further flooding would be to _______ the river bed.
A. deep B. deepen C. deeper D. depth
17/ It is important to educate children before they become sexually _______.
A. act B. active C. action D. actor
19/ Now you know all the facts, you can make an informed _______.
A. choice B. choose C. chooser D. choosing
20/ The company's new model will be going into _______ early next year.
A. produce B. producer C. products D. production
21/ You _______ change trains at Peterborough if you're going to Newcastle.
A. could B. should C. did D. would
22/ You _______ have a piece of cake after you've eaten your vegetables!
A. can B. could C. shall D. might
23/ If you show the receipt, there _______ to be any difficulty getting your money back.
A. shouldn’t B. couldn’t C. didn’t D. oughtn't
24/ They knew there _______ be trouble unless the report was finished by the next day.
A. ought to B. should C. would D. must
29/ There are, _______ you don't mind me saying so, one or two problems with this plan.
A. if B. provided C. in case D. as long as
A. Choose the word or phrase - a, b, c, or d - that best completes the sentence.
21. What would Tom do if he ......................... the truth?
a. would know b. has know c. knows d. knew
22. Jim wanted to know................call and tell him where to meet you.
a. you could b. whether you can c. if you could d. when could you
23. Could you talk........................? I'm trying to work.
a. more quietly b. quieter than c. more quiet d. quiet
24. Whales and sharks are carnivores ....................... means they eat meat.
a. this b. that c. it d. which
25. Would you mind................. me tomorrow?
a. call b. calling c. to call d. if you call
26. You....................Mark. You know it's a secret.
a. should tell b. shouldn't tell c. couldn't tell d. might tell
27. Owls have a strong beak and sharp talons.................mice and other small prey:
a. which used to catch b. used for catching
c. their use is to catch d. they are used for catching
28. We wondered why....................... a tip.
a. to leave b. should we leave c. we should leave d. don't we leave
29. If someone .................... into the store, smile and say, 'May I help you?'
a. comes b. came c. will come d. would come
30. ...............you, I would think twice about that decision. It could be a bad move.
a. f I am b. Should I be c. Were I d. If I had been
31. 'Would you like some cake?' 'No, thanks. If I cake, I....................fat.'
a. ate/ will get b. ate/ would get
c. mould eat/ could get d. am eating/ will get
32.' What are you doing later this afternoon?' ' Oh, ................. the game finishes, go home, I expect.'
a. if b. in c asec. unless d. when
33. She's been studying hard for the exam, so she.................to pass.
a. should b. ought c. had better d. must
34. If I weren't working for an accounting firm, I in a bank.
a. work b. will work c. have worked d. would be working
35. 'Why are you so late?' 'I .................... my aunt to the airport. The traffic was terrible
a. could take b. must have taken c. should take d. had to take
mọi người giúp em với, e cần phần GIẢI THÍCH ạ, thank u so much
1. “Who_______that horrible noise?” “It’s Tom practicing the violin”
A. makes B. is making C. made D. has been making
2. “What would you like to order, sir?” “I_______the lamb”
A. have B. am going to have C. will have D. am having
3. The shops_______-full of things to buy_______Christmas comes.
A. are/ when B. are / if C. will be/ if D. is/ when
4. What _______you_______at weekend when you were a child?
A. do/ do B. have/done C. did/ use to do D. did/ used to do
5. Sorry. I_______one of the nicest dishes.
A. have broken B. broke C. have been breaking D. had broken
5. Here’s my wallet! I_______for it for ages.
A. had looked B. have been looking C. look D. looked
7. Since we _______ in the new house we_______very busy.
A. move/ are B. have moved/ were C. moved/ were D. moved/ have been
8. the moon last night?
A. Have you seen B. Did you see C. Do you see D. Had you seen
9. When you_______your work, you may leave the room.
A. will finish B. finishing C. finished D. had finished
10. “What are you looking for?” “I can’t remember where I_______my glasses.”
A. leave B. left C. had left D. was left
5. The population of the town can be divided into three main ______________.
A. gangs B. tribes C. lists D. groups
6. ____________refers to the existence of different plants and animals in a place.
A. Resources B. Existence C. Biodiversity D. Marine
7. The turtle has a long life _________________.
A. age B. span C. expectancy D. Both B and C
8. The case is still under ___________________
A. investigate B. investigated C. investigator D. investigation
9. The whale is a(n) _______________species.
A. endanger B. dangerous C. endangered D. endangering
10. Strong _________________are dangerous for swimmers.
A. seas B. rivers C. climates D. currents
11. It is important to ________________a reasonable level of fitness.
A. control B. maintain C. keep D. B and C
12. We would stay at home __________________.
A. if it were snowing C. if it is going to snow
B. if it would snow D. if it will snow.
13. I am sure that Nam would go to the cinema with you ____________.
A. if you ask him C. if you asked him
B. if you will ask him D. if you would ask him
14. I will never talk to you again _____________you apologize me___________ your being so rude.
A. if / for B. unless / for C. or / of D. whether / of
15. The whale feeds by opening its mouth wide, waiting for masses of shrimps-like animals called
_____________.
A. crabs B. shrimps C. starfish D. krill
12. They are those that live on or depend on the bottom like the starfish, those that move ________ of water currents and those that are carried along by the currents.
A. independenceB. independentC. independentlyD. dependent
13. Some marine animals are _________ to humans.
A. dangerB. dangerousC. endangeredD. dangerously
14. You may be surprised at the large ----------- of animals that live in the sea.
A. variety B. variously C. various D. vary
15. Community police have made a very positive ______ to crime prevention.
A. contributeB. contributiveC. contributionD. contributively
16. They are investigating the ______ disappearance of a young woman.
A. mysteryB. mysteriousC. mysteriouslyD. mysteries
17. By the age of eighteen he was completely ______ of his parents.
A. dependenceB. dependentlyC. dependentD. depend
18. The ______ of the seabed is being carried out.
A. investigateB. investigativeC. investigationD. investigating
19.For centuries, people have been challenged by the ___________ that lie beneath the ocean.
A. mysteryB. mysteriousC. mysteriouslyD. mysteries
20.Dolphin population is at stake due to the _______of their habitats and accidental entrapment in fishing nets.
A. polluteB. pollutiveC. pollutionD. pollutants
21. Nairobi National Park is Kenya’s smallest park, but you may be surprised at the large ______ of animals that live there.
A. varyB. varietyC. variousD. variously
22. Visitors, especially children, can go to Cuc Phuong National Park to learn how to recognize the ---------species of animals and plants.
A. differB. differenceC. differentD. differently
23. This national park is _____ because it has plants and animals from both tropical and temperate zones.
A. specially B. special B. specialize D. specialization
24. The giant panda is in danger of becoming extinct. It is an -------species.
A. dangerousB. dangerously C. endanger D. endangered
25. Trees, grasses, and other plant life play an important part in the _______ circulation of water.
A. natural B. natureC. naturallyD. naturalize
26. Without plants, most water would run off as soon as it falls, taking away ______ soil.
A. valueB. valuableC. valuablyD. values
27. The earth is being threatened and the future looks _______.
A. badB. badlyC. badnessD. worsen
28. Man is _______ doing harm to the environment.
A. constancyB. constantC. constantlyD. constants
29. A campfire near a heap of leaves may _____ cause a forest fire.
A. easeB. easyC. easilyD. eases
30. A gulf is a term that refers to the ________ of different kinds of animals and plants which make a balanced environment.
A. existB. existenceC. existentD. existed
I. Choose one word or phrase - A, B, C or D - that best completes the sentence or substitutes for the underlined word or phrase.
1. Some whales migrate into warm waters to bear their....................
A. young B. diets C. calves D. young whales
2. Whales feed on krill.
A. tiny shellfish B. small fish C. sea plants D. small animals
3. .................... is the variety of different types of plant and animal life in a particular region.
A. Interaction B. Herbicide C. Environment D. Biodiversity
4. He is a .......... biologist. He spends all his life studying sea plants and animals.
A. ocean B. marine C. botany D. sea
5.You....................Mark. You know it's a secret.
A. should tell B. shouldn't tell C. couldn't tell D. might tell
6.We wondered why....................... a tip.
A. to leave B. should we leave C. we should leave D. don't we leave
7.'Would you like some cake?' 'No, thanks. If I .............cake, I....................fat.'
A. ate/ will get B. ate/ would get
C. mould eat/ could get D. am eating/ will get
8. We all enjoyed the waters of Timor Sea and the coral reefs that lie ...................
A. under B. behind C. beneath D. beside
9. Some tiny organisms are ................... along by the currents.
A. carried B. taken C. flowed D. moved
10. Sperm whales are ................, which means they eat meat.
A. herbivores B. carnivores C. omnivores D. mammals
11. These birds..........................to North Africa in winter.
A. settle B. go C. relocate D. migrate
12. She didn’t hurry, so she missed the bus.
A. If she hurried, she didn’t miss the bus.
B. If she had hurried, she wouldn’t have missed the bus.
C. If she hadn’t missed the bus, she would have hurried.
D. If she hurried, she wouldn’t have missed the bus.
13. They were cleaning the room when I arrived.
A. The room is being cleaned when I arrived
B. The room were being cleaning when I arrived.
C. The room were been cleaned when I arrived
D. The room were being cleaned when I arrived.
14. We can’t go for a picnic because it is not a nice day.
A. If it were a nice day, we could go for a picnic.
B. If it is a nice day, we will go for a picnic
C. If it is not a nice day, we can’t go for a picnic
D. We can go for a picnic if it is a nice day
15. If I ……..you were sick, I …………to see you.
A. had known / would have gone B. knew / would go
C. would have gone / had know D. would gone / had known
16. Water ........................ is necessary for hydroeletric dam.
A. conservation B. destruction C. damage D. erosion
17. “It is raining heavily”. “ You ..................... raincoat.”
A. should not wear B. don’t wear C. should wear D. would wear
18. If I …………a motorbike, I would have travelled around the world.
A. had had B. would have had C. would have D. had
19. Sperm whale populations are at rist due to hunting and their accidental ...........fishing nets.
A. entrapment B. organism C. submarine D. balance
20. If I had got up early, I ……………..to class on time.
A. would have gone B. would go C. will go D. would have go
21. Thank to morden divice, scientists can .........the life of plant and animal which live beneath the ocean.
A. play B. destroy C. investigate D. visit
22. That tree ......................... last month.
A. is being planted B. is planted C. was planted D. has been planted
23. Cat Ba national park is ...................... 120 kilometres from Hanoi.
A. attacked B. defeated C. located D. released
24. The sperm whale usually have an offspring.
A. calf B. egg C. diet D. mammal
25. The natural ...................... of water is influenced by trees, grasses and other by plant life.
A. surround B. circulation C. round D. road
26. If I had enough money, I ..................... a new coputer.
A. buy B. would bought C. will buy D. would buy
27. “.................. to have a cup of coffee?” – “ Oh, that is very kind of you.”
A. Do you feel like B. Why don’t you C. Would you like D. Can you
28. Many zoos are opened to protect....................... species.
A. dangerous B. endangered C. in danger D. endanger
29. The school in our town ........................ now.
A. building B. being built C. build D.is being built
30. Contamination is threatening the park and many species of animal living in it
A. population B. pollution C. destruction D. elimination
31. You can send this letter by post.
A. This letter can sent by post. B. By post can send this letter.
C. This letter can be sent by post. D. By post can sent this letter.
32. They have robbed the bank near my house.
A. The bank near my house have been robbed.
B. The bank near my house has not been robbed.
C. The bank near my house has been robbed.
D. Near my house has been robbed the bank.
33. I would go to the movies with you if I .................... tired.
A. aren’t B. wasn’t C. am not D. weren’t
34.If I weren't working for an accounting firm, I .......... in a bank.
A. work B. will work C. have worked D. would be working
35. “Why are you so late?” I .................... my aunt to the airport. The traffic was terrible
A. could take B. must have taken C. should take D. had to take
I. Choose one word or phrase - a, b, c or d - that best completes the sentence or substitutes for the underlined word or phrase
1____________ is a chemical used for killing weeds.
A. Pesticide B. Herbicide C. Fertilizer D. Antibiotic
2. Sperm whale population are at risk due to hunting.
A. in extinction B. in danger C. on the decrease D. in fewness
3. What would Tom do if he ______ the truth?
A. would know B. has know C. knows D. knew
4. _____________ you, I would think twice about that decision. It could be a bad move.
A. If I am B. Should I be C. Were I D. If I had been
5. An announcement about the eight o'clock flight to Chicago ________.
A. has been already made B. has already made
C. has already been made D. already made
6. Many reliable methods of storing information ___________when computers arrived.
A. tend forgotten B. tend to forget
C. tend to be forgotten D. tend being forgotten
7. He would never do anything to _______ the lives of his children.
A. danger B. endanger C. endangered D. dangerous
8. Whales and sharks are carnivores, _______ means they eat meat.
A. this B. that C. it D. which
9. Mary's children are used to ____ after school every day. They don't have to walk home.
A. picking up B. being picked up C. be picked up D. pick up
10. Diaz is a wonderful ballet dancer. She ______ since she was four.
A. had been dancing B. has been danced C. has danced D. was danced
11. Up to now, AIDS have not been _______, and more and more people died of the disease.
A. treated B. concerned C. killed D. stopped
12. She is a famous _______. She is very interested in protecting wild animals from extinction.
A. conserve B. conservationist C. conservation D. Conservational
13. A: I don't know how to use this camera?
B: It's quite easy. ................. you
A. I going to show B. I'll show C. I'm will show D. I'm going to show
14. We....................use herbicides, pesticides and fertilizers that harm the environment
A. should not B. should C. will D. does not
15. The animals are not kept in .............., they can live in their natural environment
A. cages B. house C. hotel D. restaurant
16. The English class ..................................by a lot of students and teachers tomorrow
A. will be attended B. will attend C. attended D. will attended
17: These flowers are fresh. They .................... from the garden
A. have been just picked B. have just been picked
C. have been picked just D. just have been picked
18: You .............. go to bed late. It's not good for your health.
A. mustn't B. should C. shouldn't D. oughtn't
19. I think you ................study hard for the next exam.
A. could B. will C. would D. should
20. The life ......... of sperm whale can be up to seventy years.
A. distance B. period C. length D. span
21. Without plants, most of water would ............................as soon as it falls.
A. run off B. run after C. run away D. run by
22. I still can't believe it! My bicycle................ last night.
A. was stealing B. stolen C. was stolen D. stole
23 It rained all the time, ................was a great pity.
A. that B. what C. which D. who
24. Water can be held on the land by vegetation.
A. plants used as food B. grown tree
C. plants and trees D. the growth of plants
25. The farmer removed some undeveloped trees to improve the growth of the rest.
A. planted B. watered C. eliminated D. fertilized
1. I would have visited you before if there _____ quite a lot of people in your
house.
A. hasn't
B. hasn't been
C. wouldn't be
D. wasn't
2. If you had caught the bus, you _____ late for work.
A. wouldn't have been
B. would have been
C. wouldn't be
D. would be
3. If I _____, I would express my feelings.
A. were asked
B. would ask
C. had been asked
D. asked
4. If _____ as I told her, she would have succeeded.
A. she has done
B. she had done
C. she does
D. she did
5. Will you be angry if I _____ your pocket dictionary?
A. stole
B. have stolen
C. were to steal
D. steal
6. You made a mistake by telling her a lie. It _____ better if you _____ to her.
A. would have been / hasn't lied
B. would be / didn't lie
C. will be / don't lie
D. would be / hasn't lied
7. John would be taking a great risk if he _____ his money in that business.
A. would invest
B. Conc
C. had involved
D. invests
8. She wouldn't have given them all that money if we _____ her to.
A. wouldn't advise
B. won't advise
C. hadn't advised
D. didn't advise
9. If the tree hasn't been so high, he _____ it up to take his kite down.
A. could have climbed
B. climb
C. is climbing
D. climbed
10. If the wall weren't so high, he _____ it up to take his ball down.
A. climbed
B. could climb
C. is climbing
D. climb
11. If I _____ her phone number, I _____ her last night
A. had known / could have phoned
B. knew / would have phoned
C. know / can phone
D. knew / could phone
12. If he ______ the truth, the police wouldn't arrest him.
A. tells
B. told
C. had told
D. would tell
13. If you press that button what _____?
A. would happen
B. would have happened
C. will happen
D. happen
14. She says if she _____ that the traffic lights were red she _____.
A. had realized / would stop
B. realized / could have stopped
C. has realized / stopped
D. had realized / would have stopped
15. I am very thin. I think, if I _____ smoking, I might get fat.
A. stop
B. had stopped
C. will stop
D. stopped
16. If I _____ that yesterday, I _____ them.
A. had discovered / would inform
B. had discovered / would have informed \
C. had discovered / could inform
D. discovered / can inform
17. If you _______ to the course regularly, they ________ a certificate last
year.
A. go / gave
B. go / give
C. had gone / would have given
D. went / would give
18. I think he is not at home. If he _____ in, he ______ the phone.
A. was / answered
B. were / would answer
C. were / would have answered
D. had been / would have answered
19. If I ______ in London now, I could visit British Museum.
A. were
B. had been
C. have been
D. would be
20. If Columbus _______ money from Queen Isabella, he _______ across the
Atlantic.
A. do not receive / could not sail
B. had not received / might not have sailed
C. did not receive / might not have sailed
D. would not receive / might not sail
21. If she …………… the lottery last year, She ………… rich now.
A. have won / would be
B. had won / would be
C.won / would be
D. wins / will be
22. If I …………… the homework last night, I …………… bonus today.
A. had done / would get
B. had done / would have got
C. done / would get
D. does / will get
23. If we had played this game yesterday, we …………… a lot of money now.
A. will have
B. may have
C. would have had
D. would have
24. If it ……………… last night, it would be cold today.
A. had rained
B. rained
C. have rained
D. was raining
25. If she …………… to me, she ……………… in trouble right now.
A. had listened / would be
B. had listened / would have be
C. had listened / would not be
D. A & B
26. If it had rained one hour ago, the streets ………… wet now.
A. would have be
B. will be
C. be
D. would be
27. If I ………………. to the beach yesterday, I would be tired today.
A. have gone
B. goes
C. had gone
D. A & B
28. If they had gone to school yesterday, they ……… .. to the museum now
A. would go
B. will go
C. could go
D. A&C
29. If he had done exercise last night, he ……… soccer right now.
A. will play
B. can play
C. plays
D. could play.
30. If Nina had not gone out last week, she ……………… die now.
A. will
B. would
C. could
D. B&C
I. Choose one word or phrase - A, B, C or D - that best completes the sentence or substitutes for the underlined word or phrase.
15. If I ……..you were sick, I …………to see you.
A. had known / would have gone B. knew / would go
C. would have gone / had know D. would gone / had known
16. Water ........................ is necessary for hydroeletric dam.
A. conservation B. destruction C. damage D. erosion
17. “It is raining heavily”. “ You ..................... raincoat.”
A. should not wear B. don’t wear C. should wear D. would wear
18. If I …………a motorbike, I would have travelled around the world.
A. had had B. would have had C. would have D. had
19. Sperm whale populations are at rist due to hunting and their accidental ...........fishing nets.
A. entrapment B. organism C. submarine D. balance
20. If I had got up early, I ……………..to class on time.
A. would have gone B. would go C. will go D. would have go
21. Thank to morden divice, scientists can .........the life of plant and animal which live beneath the ocean.
A. play B. destroy C. investigate D. visit
22. That tree ......................... last month.
A. is being planted B. is planted C. was planted D. has been planted
23. Cat Ba national park is ...................... 120 kilometres from Hanoi.
A. attacked B. defeated C. located D. released
24. The sperm whale usually have an offspring.
A. calf B. egg C. diet D. mammal
25. The natural ...................... of water is influenced by trees, grasses and other by plant life.
A. surround B. circulation C. round D. road
26. If I had enough money, I ..................... a new coputer.
A. buy B. would bought C. will buy D. would buy
27. “.................. to have a cup of coffee?” – “ Oh, that is very kind of you.”
A. Do you feel like B. Why don’t you C. Would you like D. Can you
28. Many zoos are opened to protect....................... species.
A. dangerous B. endangered C. in danger D. endanger
29. The school in our town ........................ now.
A. building B. being built C. build D.is being built
30. Contamination is threatening the park and many species of animal living in it
A. population B. pollution C. destruction D. elimination
31. You can send this letter by post.
A. This letter can sent by post. B. By post can send this letter.
C. This letter can be sent by post. D. By post can sent this letter.
32. They have robbed the bank near my house.
A. The bank near my house have been robbed.
B. The bank near my house has not been robbed.
C. The bank near my house has been robbed.
D. Near my house has been robbed the bank.
33. I would go to the movies with you if I .................... tired.
A. aren’t B. wasn’t C. am not D. weren’t
34.If I weren't working for an accounting firm, I .......... in a bank.
A. work B. will work C. have worked D. would be working
35. “Why are you so late?” I .................... my aunt to the airport. The traffic was terrible
A. could take B. must have taken C. should take D. had to take
