3. Fill in the blanks with either first or second conditional

1. If you keep going in the rain, you (catch) a cold

3. You would feel better if you (take)....... a short rest.

4. If you are asked by your parents, (you/tell) the truth?

 5. If she (be) two years older, she (take) part in the contest.

6. The table (collapse-sập if you stand on it.

7. She will give him your regards if she (see) him.

8. They (be) angry if you didn't inform them.

9. The teacher (not be) disappointed if I didn't do homework

10. Your grade will be higher if you (study) harder.

11. You (be) healthier if you have a good diet.

12. What (happen) if the moon disappeared?

Read the following passage and mark the letter A, B, C, D on your answer sheet to indicate the correct answer to each of the questions

          According to airline industry statistics, almost 90% of airline accidents are survivable or partially survivable. But passengers can increase their chances of survival by learning and following certain tips. Experts say that you should read and listen to safety instructions before take-off and ask questions if you have uncertainties. You should fasten your seat belt low on your hips and as tightly as possible. Of course, you should also know how the release mechanism of your belt operates. During take-offs and landings, you are advised to keep your feed flat on the floor. Before take-off you should locate the nearest exit and an alternative exit and count the rows of seats between you and the exits so that you can find them in the dark if necessary

          In the event that you are forewarned of a possible accident, you should put your hands on your ankles and keep your head down until the plane comes to a complete stop. If smoke is present in the cabin, you should keep your head low and cover your face with napkin, towels or clothing. If possible, wet these for added protection against smoke inhalation. To evacuate as quickly as possible, follow crew commands and do not take personal belongings with you. Do not jump on escape slides before they’re fully inflated, and when you jump, do so with your arms and legs extended in front of you. When you get to the ground, you should move away from the plane as quickly as possible, and never smoke near the wreckage

According to the passage, when should you keep your feet flat on the floor?

A. throughout the flight 

B. during take-offs and landings

C. especially during landings

D. only if an accident is possible

Read the following passage and mark the letter A, B, C, D on your answer sheet to indicate the correct answer to each of the questions

          According to airline industry statistics, almost 90% of airline accidents are survivable or partially survivable. But passengers can increase their chances of survival by learning and following certain tips. Experts say that you should read and listen to safety instructions before take-off and ask questions if you have uncertainties. You should fasten your seat belt low on your hips and as tightly as possible. Of course, you should also know how the release mechanism of your belt operates. During take-offs and landings, you are advised to keep your feed flat on the floor. Before take-off you should locate the nearest exit and an alternative exit and count the rows of seats between you and the exits so that you can find them in the dark if necessary

          In the event that you are forewarned of a possible accident, you should put your hands on your ankles and keep your head down until the plane comes to a complete stop. If smoke is present in the cabin, you should keep your head low and cover your face with napkin, towels or clothing. If possible, wet these for added protection against smoke inhalation. To evacuate as quickly as possible, follow crew commands and do not take personal belongings with you. Do not jump on escape slides before they’re fully inflated, and when you jump, do so with your arms and legs extended in front of you. When you get to the ground, you should move away from the plane as quickly as possible, and never smoke near the wreckage

It can be inferred from the passage that people are more likely to survive fires in aircraft if they ____

A. keep their heads low 

B. war a safety belt

C. don’t smoke in or near a plane

D. read airline safety statistics

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50.

According to airline industry statistics, almost 90 percent of airline accidents are survivable or partially survivable. But passengers can increase their chances of survival by learning and following certain tips. Experts say that you should read and listen to safety instructions before take-off and ask questions if you have uncertainties. You should fasten your seat belt low on your hips and as tightly as possible. Of course, you should also know how ­to release mechanism of your belt operates. During take-offs and landings, you are advised to keep your feet flat on the floor. Before take-off you should locate the nearest exit and an alternative exit and count the rows of seats between you and the exits to so that you can find them in the dark if necessary.

 In the event that you are forewarned of a possible accident, you should put your hands on your ankles and keep your head down until the plane comes to a complete stop. If smoke is present in the cabin, you should keep your head low and cover your face with napkins, towels, or clothing. If possible, wet these for added protection against smoke inhalation. To evacuate as quickly as possible, follow crew commands and do not take personal belongings with you. Do not jump on escape slides before they are inflated, and when you jump, do so with your arms and legs extended in front of you. When you get to the ground, you should move away from them as quickly as possible, and never smoke near the wreckage.

It can be inferred from the passage that people are more likely to survive fires in aircrafts if they___________

A. wear a safety belt

B. don't smoke in or near a plane

C. read airline safety statistics

D. keep their heads low

Read the following passage and mark the letter A, B, C, D on your answer sheet to indicate the correct answer to each of the questions

          According to airline industry statistics, almost 90% of airline accidents are survivable or partially survivable. But passengers can increase their chances of survival by learning and following certain tips. Experts say that you should read and listen to safety instructions before take-off and ask questions if you have uncertainties. You should fasten your seat belt low on your hips and as tightly as possible. Of course, you should also know how the release mechanism of your belt operates. During take-offs and landings, you are advised to keep your feed flat on the floor. Before take-off you should locate the nearest exit and an alternative exit and count the rows of seats between you and the exits so that you can find them in the dark if necessary

          In the event that you are forewarned of a possible accident, you should put your hands on your ankles and keep your head down until the plane comes to a complete stop. If smoke is present in the cabin, you should keep your head low and cover your face with napkin, towels or clothing. If possible, wet these for added protection against smoke inhalation. To evacuate as quickly as possible, follow crew commands and do not take personal belongings with you. Do not jump on escape slides before they’re fully inflated, and when you jump, do so with your arms and legs extended in front of you. When you get to the ground, you should move away from the plane as quickly as possible, and never smoke near the wreckage

The word “evacuate” in the second paragraph is closest in meaning to ____

A. evade

B. vacate 

C. escape 

D. maintain

III. Mark the letter A, B, C or D to indicate the correct answer to each of the following questions.

1. He is a _______ biologist . He spends all his life studying sea plants and animals.

A. ocean B. marine C. botany D. sea

2. Sperm whale populations are at risk due to hunting.

A. in danger B. in fewness C. in extinction D .on the decreased

3. _______ is a chemical used for killing weeds.

A. Pesticide B. Herbicide C. Fertilizer D. Antibiotic

4. Some whales migrate into warm waters to bear their _______ .

A. youngs B. diets C. calves D. young whales

5. _______ is the variety of different types of plant and animal life in a particular region.

A. Herbicide B. Interaction C. Environment D. Biodiversity

6. Whales like to feed in the cold oceans where there is a lot of krill.

A. sea plants B. small fish C. tiny shellfish D. small animals

7. Some tiny organisms are _______ along by the currents.

A. carried B. taken C. flowed D. moved

8. These birds ______ to North Africa in winter.

A. settle B. go C. relocate D. migrate

9. Sperm whales are ______, which means they eat meat.

A. herbivores B. carnivores C. omnivores D. mammals

10. Linda has a bad cold. She ____________ out in such bad weather .

A. shouldn’t go B. should take C. should go D. shouldn’t take

11. I think he ______ home tonight because his mother was sick.

A. should ride to B. should stay C. shouldn’t stay D. shouldn’t go out

12. He always has difficulty getting up early. – He ______ up late .

A. should stay B. shouldn’t go C. should go D. shouldn’t stay

13. You _______ Mark . You know it’s a secret.

A. should tell B. shouldn’t tell C. couldn’t tell D. might tell

14. I think this job is suitable for you. You ______ for this job .

A. shouldn’t apply B. should apply C. should look D. shouldn’t look

15. Mr. Nam has a bad cough. He ______ smoking .

A. shouldn’t stop B. should continue D. should give up D. shouldn’t give up

16. Her salary is very low. She _______ another job .

A. should look after B. should look at C. should look in D. should look for

17. If I_______ his phone number, I would call him.

A. know B. knows C. knew D. known

18. If we don’t maintain this biodiversity, the undersea populations would be_______ stake.

A. on B. at C. with D. from

19. The sea bed _______ here to 5000 meters.

A. deep B. deepens C. deeper D. depth

20. She gave me a_______ look and said nothing.

A. mysteriously B. mystery C. mysteries D. mysterious

21. Mark the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word.

Harmful insects must be eliminated to protect our crops.

A. got rid of B. protected C. raised D. cultivated

22. Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word.

Keep only fish that you will eat; release the rest.

A. have B. hold C. take D. catch

Read the following passage and mark the letter A, B, C, D on your answer sheet to indicate the correct answer to each of the questions

          According to airline industry statistics, almost 90% of airline accidents are survivable or partially survivable. But passengers can increase their chances of survival by learning and following certain tips. Experts say that you should read and listen to safety instructions before take-off and ask questions if you have uncertainties. You should fasten your seat belt low on your hips and as tightly as possible. Of course, you should also know how the release mechanism of your belt operates. During take-offs and landings, you are advised to keep your feed flat on the floor. Before take-off you should locate the nearest exit and an alternative exit and count the rows of seats between you and the exits so that you can find them in the dark if necessary

          In the event that you are forewarned of a possible accident, you should put your hands on your ankles and keep your head down until the plane comes to a complete stop. If smoke is present in the cabin, you should keep your head low and cover your face with napkin, towels or clothing. If possible, wet these for added protection against smoke inhalation. To evacuate as quickly as possible, follow crew commands and do not take personal belongings with you. Do not jump on escape slides before they’re fully inflated, and when you jump, do so with your arms and legs extended in front of you. When you get to the ground, you should move away from the plane as quickly as possible, and never smoke near the wreckage

According to the passage, which exits should an airline passenger locate before take-off”

A. The ones that can be found in the dark

B. The two closest to the passenger’s seat

C. The nearest one

D. The ones with counted rows of seats between them