giúp em vs ạ 9. Chen _____ us that air pollution ____ a serious problem in Beijing.,A. say - is B. told - was C. told - be,10. My father is busy at the moment. If he _____ busy now, he _____ us to Cat Ba National Park at the weekend. D . said - was,A. were - would take B. were not - would take C. were - wouldn't take B. were not - would take C. were - wouldn't take D. is not - won't take,11. Peter said that if he ___________ich,, he_____________ lttt,A. is - will travel B. were - would travel C. had been - would have travelled D. was - will travel B. were - would travel C. had been - would have travelled D. was - will travel,12. If we took the 10:30 train, ____ too early.,A. we would arrive B. we should arrive C. we will arrive D. we may arrive,13. The scientist said the earth _______________the sun.,A. goes round B. is going around C. went around D. was going around,14. If I had known your new address, we _____ to see you.,A. came B. will come C. would come D. would have come,15. She said to me that she ________________t e the SunSan bbeooe.,A. wrote B. has written C. was writing D. had written,16. Nam wanted to know what time __________.,A. does the movie begin B. did the movie begin C. the movie begins D. the movie began,17. I wouldn't go there at night if I ____ you,A. am B. was C. were D. had been,18. I asked Martha __________ to enter law school.,A. are you planning B. is she planning C. was she planning D. if she was planning,19. I wondered ____________ the right thing.,A. whether I was doing B. if I am doing C. was I doing D. am I doing,20. Tourists _______ interesttd in participating in wilddife activvties if they ________aaaillble..,A. will be - were made B. would be - were made C. would be - are made D. were - will make B. would be - were made,21. ______ precisely explained, the notion of ecotourism _________he rroe o touuism in aatuee eonservation.,A. Unless - will cloud B. If - would cloud C. Unless - clouds D. If - clouded,22. If my trip _______ so polluting, why ________oon an ecotourism trip?,A. were - would I go B. would be - I went C. was - I would go D. were - will I go,23. If the community _______ to clean the environment, they __________thhmselvee..,A. joined - will destroy B. didn't join - would destroy,C. joins - would destroy D. don't join - couldn't destroy,24. Ecotourism ________ a negative impact on the environment if the practices of the incoming tourists,themselves ________ sstainable.,A. can't have - aren't B. will have - won't be C. can have - aren't D. will have - weren't B. will have - won't be C. can have - aren't D. will have - weren't,25. ________ waste problemalwways _______ ffmass tourism _______________ stteeeoooecoooiiss??,A. Would ... occur - were developed B. Did ... occur - was developed,C. Could ... occur - would be developed D. Do ... occur - will develop,IV. Error identification,Choose the underlined part that needs correction in each of the following questions,1. If everyone make a big contribution to environmental protection, our home will become much more beautifu,A B C D,2. Tourists stay in local houses with local people, not in special built hotels.,A B C D,3. If everyone join hands to protect the environment, our country will become much more beautiful,A B C D,4. The lecturer said that he would attend a conference on how to develop renewable energy technology next day,A B C D,5. They asked me that I could do some shopping with them.,A B C D,6. One of the principle of ecotourism is to preserve cultural integrity because human value cannot be,A B C,separated from natural value.,D

Question

giúp em vs ạ 9. Chen _____ us that air pollution ____ a serious problem in Beijing.,A. say - is B. told - was C. told - be,10. My father is busy at the moment. If he _____ busy now, he _____ us to Cat Ba National Park at the weekend. D . said - was,A. were - would take B. were not - would take  C. were - wouldn't take B. were not - would take C. were - wouldn't take D. is not - won't take,11. Peter said that if he ___________ich,, he_____________  lttt,A. is - will travel B. were - would travel C. had been - would have travelled D. was - will travel B. were - would travel C. had been - would have travelled D. was - will travel,12. If we took the 10:30 train, ____ too early.,A. we would arrive B. we should arrive C. we will arrive D. we may arrive,13. The scientist said the earth _______________the sun.,A. goes round B. is going around C. went around D. was going around,14. If I had known your new address, we _____ to see you.,A. came B. will come C. would come D. would have come,15. She said to me that she ________________t  e the SunSan bbeooe.,A. wrote B. has written C. was writing D. had written,16. Nam wanted to know what time __________.,A. does the movie begin B. did the movie begin C. the movie begins D. the movie began,17. I wouldn't go there at night if I ____ you,A. am B. was C. were D. had been,18. I asked Martha __________ to enter law school.,A. are you planning B. is she planning C. was she planning D. if she was planning,19. I wondered ____________ the right thing.,A. whether I was doing B. if I am doing C. was I doing D. am I doing,20. Tourists _______ interesttd in participating in wilddife activvties if they ________aaaillble..,A. will be - were made B. would be - were made C. would be - are made D. were - will make B. would be - were made,21. ______ precisely explained, the notion of ecotourism _________he rroe o  touuism in aatuee eonservation.,A. Unless - will cloud B. If - would cloud C. Unless - clouds D. If - clouded,22. If my trip _______ so polluting, why ________oon an ecotourism trip?,A. were - would I go B. would be - I went C. was - I would go D. were - will I go,23. If the community _______ to clean the environment, they __________thhmselvee..,A. joined - will destroy B. didn't join - would destroy,C. joins - would destroy D. don't join - couldn't destroy,24. Ecotourism ________ a negative impact on the environment if the practices of the incoming tourists,themselves ________ sstainable.,A. can't have - aren't B. will have - won't be  C. can have - aren't D. will have - weren't B. will have - won't be C. can have - aren't D. will have - weren't,25. ________ waste problemalwways _______  ffmass tourism _______________ stteeeoooecoooiiss??,A. Would ... occur - were developed B. Did ... occur - was developed,C. Could ... occur - would be developed D. Do ... occur - will develop,IV. Error identification,Choose the underlined part that needs correction in each of the following questions,1. If everyone make a big contribution to environmental protection, our home will become much more beautifu,A B C D,2. Tourists stay in local houses with local people, not in special built hotels.,A B C D,3. If everyone join hands to protect the environment, our country will become much more beautiful,A B C D,4. The lecturer said that he would attend a conference on how to develop renewable energy technology next day,A B C D,5.  They asked me that I could do some shopping with them.,A B C D,6. One of the principle of ecotourism is to preserve cultural integrity because human value cannot be,A B C,separated from natural value.,D

Accepted Answer

9.Chen told us that air pollution was a serious problem in Beijing.

10.My father is busy at the moment. If he were not busy now, he would take us to Cat Ba National Park at the weekend.
11.Peter said that if he were rich, he would travel a lot.
12.If we took the 10:30 train, we would arrive too early.
13.The scientist said the earth goes round the sun.