20：第三次作业问题A1" /> A：He got up half an hour early. B： He got up half an hour late. C： He got up one hour early. D： He got up one hour late. ...

19：第三次作业问题B6" /> A：I don’t mind turning down the radio. B： Please turn down the radio. C： Do you mind if I turn down the radio? D： Please don’t turn down the radio. ...

18：第三次作业问题A9" /> A：It’s 11:00 now. B： It’s 11:15 now. C： It’s 11:45 now. D： It’s 12:15 now. ...

17：第三次作业问题A2" /> A：He answered twelve questions. B： He answered ten questions. C： He answered eight questions. D： He answered six questions. ...

16：第三次作业问题B9" /> A： How was the potluck supper? B： We had a potluck together. C： I’d like you to come for our potluck supper. D： What will you bring for the potluck supper?10 ...

15：第三次作业问题A7" /> A：We have to be at the stadium at 5:45. B： We have to be at the stadium at 6:15. C： We have to be at the stadium at 6:30. D： We have to be at the stadium at 6:45. ...

14：第三次作业问题A5" /> A：It began at 9:00 B： It began at9:15. C： It began at 10:00. D： It began at 10:15. ...

13：第三次作业问题A4" /> A：Her vacation lasted two weeks. B： Her vacation lasted three weeks. C： Her vacation lasted four weeks. D： Her vacation lasted five weeks. ...

12：第三次作业问题B3" /> A：We’ll go to the party if we finish on time. B： We’ll go to the party after class. C： We went to the party after the exam. D： We’re going to have a party when the exam is over. ...

11：第三次作业问题B10" /> A： Bob saw Mary in the building B： Bob saw Mary outside the building. C： Mary saw bob when she left the building. D： Mary saw bob when he was leaving the building. ...