II. Choose the best word or phrase to complete the following sentences. 1. I like reading books ______ tell about different peoples and their cultures. A. who B. whom C. which D. where 2. Buy me a dictionary on your way back,______? A. will you B. dont you C. cant you D. are you 3. Mary usually walks to school but today she ______ a bike. A. ride B. rides C. riding D. is riding 4. She worked hard ______she passed the exam. A. so B. if C. because D. as 5. Ill give you a lift to the station if you _______ in a hurry. A. were B. are C. will be D. would be 6. Im feeling pretty tired. Do you mind ______ me home? A. taking B. took C. take D. to take 7. Nam looks much _______ today than yesterday. A. good B. well C. better D. the best 8. Scientists and engineers have invented devices to remove ______ from industrial wastes. A. polluted B. pollute C. polluting D. pollutants 9. The dress you bought is of very good quality. It ______ very expensive. A. may be B. must be C. should have been D. must have been 10. The Pikes put ______ their trip because of bad weather. A. away B. up C. out D. of 11. Neither Linh nor her classmates ______ the National Museum so far. A. visit B. visited C. have visited D. has visited 12. Nga: You look nervous! ______ Hoa: This thunder scares me to death. A. How are you? B. Whys that? C. Come on! D. Whats wrong? 13. He was homesick and he ______ all his family and friends. A. missed B. wished C. desired D. hoped 14. I'm very ______ to you for putting in so much hard work. A. thoughtful B. grateful C. considerate D. careful 15. If you come to the theatre late, you have to wait until the ______ to get in. A. break B. refreshment C. interval D. half-time -giải chi tiết giúp em ạ, em cảm ơn-