Giải thích ạ I. Choose the word, phrase or expression that best completes each sentence. 1. Most parents think chatting on the Internet is _______. A. time-saving B. waste time C. time-consuming D. consuming time 2. _________ the TV. There’s nothing interesting on. A. Turn on B. Turn off C. Turn up D. Turn down 3. She had a/an _________ fix the leaking pipe. A. plumber B. engineer C. consumer D. mechanic 4. Trang: "I passed the entrance exam into Le Hong Phong high school." Ngoc Anh: "________." A. Good luck B. Congratulations C. Thank goodness D. Ok 5. Most rivers_______ flow through the city are polluted. A. which B. who C. whom D. where 6. You should buy _________ before a typhoon because there may be a power cut. A. a ladder B. some canned food C. candles and matches D. drinks 7. My room _________ since I came back from London. A. is repainted B. has repainted C. repainted D. has been repainted 8. I like living in the countryside. It’s _______ living in a town. A. peaceful B. as peaceful C. more peaceful than D. so peaceful 9. He’s never been to England, __________? A. is he B. isn’t he C. has he D. hasn’t he 10. Nick: "It's a lovely day. Shall we go for a walk?" Tom: "________." A. No problem B. All right C. You're right D. You are welcome 11. Mike: “How do you do?” Long: “______________” A. How do you do? B. Not too bad. C. I’m well. Thank you. D. Yeah, OK. 12. They______ him if they would come there the day after. A. ask B. asked C. say D. said to 13. “How do you go to school every day” said Miss Hoa to me. A. Miss Hoa said to me how I went to school every day. B. Miss Hoa asked me how I go to school every day. C. Miss Hoa asked me how do I go to school every day. D. Miss Hoa asked me how I went to school every day. 14. He could not afford to buy that house. A. That house was cheap enough for him to buy. B. That house was too expensive for him to buy. C. That house was too expensive for him to buy it. D. He had enough money to buy that house. 15. Did people make jeans two hundred years ago? A. Were jeans made by people two hundred years ago? B. Were jeans make two hundred years ago? C. Was jeans made two hundred years ago? D. Were jeans made two hundred years ago?