II.LANGUAGE USE. Choose the best answer (3PS) 9. I have been in Korea . If I _.................... in Hanoi now, I _.................. you a cup of coffee . A. had been / would invited ​​B. were / would invite C. weren’t / would invite ​​​D. were / would have invited 10. If people _________ throwing rubbish into the sea, the marine life will be saved. A. stop​​​B. stopped​​C. will stop​​D. would stop​ 11. Try to _______ fatty foods from your diet. A. increase​​B. eliminate ​​C. elimination​ ​​D. add 12. English _______ in many schools in Vietnam.” A. was taught​ ​B. are taught​ ​C. has been being taught ​D. to be taught 13. Some of my friends would have done exercise more if they _______ more free time last year A. have​​B. had had​​C. had​​​​D. have had 14. Insects contribute a great part ________ biodiversity which helps to make a balanced environment. A. to ​​​B. upon​​C. at​​​D. with 15. I wouldn’t have gone to the zoo if ________ . A. I knew it would have rained ​​B. I have known it would have rained C. I knew it would rain​​​D. I had known it would rain 16. _______ has threatened many national parks and animals in the world. A. Contaminate​B. Contamination​C. Contaminated​D. To contaminate 17. Many English songs _______ at the English speaking club. A. has been sung ​B. have sung​ C. are singing ​​D. are sung 18. A group / groups of animals or plants are called ________. A. population​​B. biodiversity​​C. species​​D. forest 19. ​Tom:_______ to have a drink now, Mary? Mary: I’m afraid, I can’t. I have a lot of thing to do . A. Do you feel like ​B. Would you like C.How about ​​​D. Let’s 20. Deforestation should __________ by the Government to protect the forests and their inhabitants. A. ban​​B. be ban​C. be banned​D. banned Giúp tôi , tôi cần gấp cảm ơn các bạn