1. The boys broke a window when they football. A. played B. were playing C. half played D. are playing 2. I about him when suddenly he came in. A. talk B. talked C. am talking D. was talking 3. Last night at this time, they the same thing. She _ and he the newspaper. A. are doing/is cooking/is reading B. were doing/was cooking/was reading C. was doing/has cooked/is reading D. had done/was cooking/read 4. When Carol last night, I my favorite show on television. A. was calling/watched B. called/have watched C. called/was watching D. had called/watched 5. When I home last night, I that Jane a beautiful candle light dinner. A. had arrived/discovered/preparing B. was arriving/has discovered/was preparing C. have arrived/was discovering/had prepared D. arrived/discovered/was preparing 6. While I TV last night, a mouse ran across the floor. A. watch B. watched C. was watching D. am watching 7. When it began to rain, they in the yard. A. played B. had played C. were playing D. have played 8. When I woke up this morning, it A. rained B. was raining C. has rained D. is raining 9. While Tom tennis, Ann a shower. A. played/took B. playing/taking C. was playing/was taking D. was play/was take 10. When they in the garden, the phone . A. worked/was ringing B. were working/rang C. worked/rang D. work/rings 11. They tea when the doorbell . A. have/is ringing B. were having/rang C. had had/ rang D. having/ringing 12. Father his pipe while mother a magazine. A. smoked/read C. had smoked/read B. was smoking/was reading D. smoking/reading 13. When I into the office, my boss for me. A. came/was waiting B. was coming/waited C. had come/waited D. came/waiting 14. When I John, he across the road. A. see/ walks B. see/was walking C. saw/was walking D. saw/is walking 15. When he , we _ dinner. A. arrived/having B. arrived/were having C. was arriving/had D. had arrived/had 16. While they chess, we the shopping. A. playing/doing B. were playing/doing C. played/did D. were playing/were doing 17. They football when the lights in the stadium out. A. were playing/went B. played/was going C. were playing/ was going D. playing/went 18. While George and John their room, she the ironing. A. cleaning/doing B. were cleaning/was doing C. were cleaning/doing D. cleaning/was doing 19. While I TV last night, a mouse ran across the floor. A. watch B. watched C. was watching D. am watching 20. While George and John their room, she the ironing. A. cleaning/doing B. were cleaning/was doing C. were cleaning/doing D. cleaning/was doing Giải giúp mình gấp ạ ! mình cảm ơn trước ạ