most people  left after the volcano had erupted

After the volcano had erupted most people left 

After most people had left, the volcano erupted

1. I don't mind (talk) ....talking... with you in my free time

2. Mr Cuong decided (not go) ....not to go.... yo Ha Noi

3. After I (finish) .....had finished.... the lesson , Lan went out

4. This house(build) ..was built... in 2015

5. Most people (leave)...had left......before the volcano erupted.

6.every day we hear about new ...development... in science and technology (develop)

7. Einstein was one of the greatest ....scientists ... in the world (science)

8. The USA is a would lesder in space ..exploration... (explore)

9. Advances in ..medical.. science will help people live longer in the future (medicien)

10. There is a between ....economic.... development and the enviroment (economy)

were 

had left 

arrives 

be/ have been 

will be chatting

1. If I (be)____were____you, I would think very carefully.

2. Most people (leave)____had left____before the volcano erupted.

3. The train (arrive) __will arrive______at 6 tomorrow morning.

4. They might (be) __be______in the office.

5. This time tomorrow I (chat) __will be chatting______with my cousin in Sydney on Skype.

2. Choose the best answer.

1.       The train _____ when we got to the station.

           A. just left                              B. just leaves                             C.  had just left                      D. will leave

2.       -____ before? – Yes, I ____ my holidays here last year.

           A. have you ever been / spent                                              B. have you ever been / spend

           C. Did you ever be / spending                                               D. were you ever / spend

3.       ______ I was working in the garden, John was repairing the washing machine.

           A. as soon as                         B. because of                            C. while                                    D. until

4.       After she _____ at the hospital for 2 years, she_____ to give up the job yesterday.

           A. had been working/ decides                                              B. had been working/ decided

           C. working / had decided   D. is working/ will decide

5.       Tom _____ before we arrive there.

           A. has left                              B. had left                                  C. will leave                            D. leaves

6.       After we _____ our work, we ____ for lunch.

           A. having finish/ went        B. have finished/ went           C. had finished/went           D. having finish/ going

7.       After _____ Tom was apprenticed to learn a trade.

           A. leave                                  B. leaves                                     C. left                                       D. leaving

8.       After he _____ his English course, he went to England to continue his study.

           A. will finish                           B. has finished                          C. had finished                       D. will have finished

9.        They ____ a lot of preparation before the match started.

           A. has made                          B. had made                              C. will be made                     D. are making

10.    I____ in the US for one year, but I still find it difficult to communicate with the American.

           A. am                                      B. was                                         C. have been                          D. had been

11.   American women may ____ conversations with men or even ___ them to dance.

           A. to start/ to ask                B. start/ ask                               C. starting / asking               D. started/ asked

12.    As soon as she arrived in London, she found that the English people spoke English differently from what she _____.

           A. will learn                           B. is learning                             C. has been learning            D. had learnt

13.   Don’t go anywhere until I _____ back.

           A. come                                  B. will come                               C. have come                         D. came

14.    I _____ the book by the time you come tonight.

           A. will be finishing               B. finished                                  C. have finishing                    D. will have finished

15.    Who ______ when I came?

           A. were you talking to        B. are you talking to      C. you were talking to  D. you are talking to

16.    Please send us a postcard as soon as you _______in London.

           A. will arrive                          B. is going to arrive                 C. arrive                                   D. arrived

17.    I will give you this book ______ I met you tomorrow.

           A. when                                  B. until                                        C. since                                    D. for

18.    Jane _____ her house all the morning before the guest arrived.

           A. is cleaning                         B. was cleaning                        C. has been cleaning            D. had been cleaning

19.   We ______ for going home when it began to rain.

           A. are preparing                   B. were preparing                    C. will be preparing              D. have prepared

20.    Tom said everything ______ ready when the match ______.

           A. will be/ starts                  B. would be/ started              C. is / started                         D. will be/ started

21.   I _____ in the waiting room when I heard someone_____ me.

           A. am sitting/ to call           B. was sitting/ call                   C. am sitting/ called             D. have sat / called

22.   Miss Hoa always takes her umbrella when she _____ to school.

           A. has gone                           B. goes                                        C. is going                               D. will go

23.    I’ll tell you it is good or not after I ____it.

           A. try                                       B. am trying                               C. have tried                          D. will try

24.   I’ll marry her as soon as she _____ all her problems.

           A. solves                                 B. has solved                             C. had solved                         D. solve

25.I’ll wait until you ____crying.

           A. have stopped                   B. will stop                                 C. stop                                     D. stopped

1. Nick sneeded so much because of the dirty air ( viết lai câu với từ gơi ý )

-> the dirty air made...NICK SNEED SO MUCH......

2. Volunteers have given out food and blanks to homeless people

-> food and blankets ....HAVE BEEN GIVEN OUT TO HOMELESS PEOPLE BY VOLUNTEERS.....

3. there are a lot of trees.the air is clean

-> if THERE ARE A LOT OF TREE, THE AIR WILL BE CLEAN

4. most people left before the volcano erupted

-> after MOST PEOPLE HAD LEFT, THE VOLCANO ERUPTED

5. because the water is polluted, the dish are dead ( due to)

-> DUE TO THE POLLUTED WATER, THE FISH ARE DEAD

6. what had you done after you had eaten dinner last night ?

-> WHAT DID YOU DO AFTER YOU HAD EATEN DINNER LAST NIGHT? ( câu này làm đại thôi :)))

A

có làm thì mới có ăn ko làm mà đòi có ăn thì ăn đồng bằng ăn cát

11. The train to Ha Noi ________ at 7 a.m tomorrow.
A. leaves B. leaving C. to leave D. left
12. Environmental pollution has ________ lots of health problems.
A. caused B. got C. made D. led
13. The heavy rain has caused ________ in many parts of the country.
A. drought B. storms C. forest fire D. floods
14. The road in front of my office is always ________ when it rains heavily.
A. to flood B. flooded C. flood D. flooding
15. Singapore is famous for its ________ and green trees.
A. clean B. cleanly C. cleaning D. cleanliness
16. Don’t drink that water. It’s ________.
A. damaged B. dumped C. contaminated D. contamination
17. New Zealand is famous for the ________ beauty of its mountains and forests.
A. flag B. scenic C. money D. banner
18. Do you know what ________ cause air pollution?
A. pollutants B. contamination C. death D. damage
19. The acid rain has caused ________ to the trees in this area.
A. carefulness B. damage C. attraction D. difficulty
20. Rivers are one of the world’s most important natural _________.
A. resources B. goods C. possessions D. materials
21. The ______buried the whole village while people were still sleeping in their houses.
A. drought B. flood C. mudslide D. tornado
22. If people ________ to work by bus, there ________ fewer car fumes.
A. to travel/ be B. travel/ are C. will travel/ be D. travel/ will be
23. If people didn’t throw rubbish in the street, it ________ attractive.
A. will look B. would look C. look D. to look
24. There are about 750 million English speakers in the world, and this number _____ fast. A. is increasing B. to increase C. are increasing D. increase
25. In the future, natural disasters ________ accurately with the help of technology.
A. to predict B. predict C. will be predicted D. will predict