(单选题)5: Someone called me up in the middle of the night, but they hung up ______ I could answer the phone. A: as B: since C: until D: before ...

(单选题)19: If I can help , I don’t like working late into the night. A: so B: that C: it D: them ...

(单选题)13: —Hi, Tracy, you look tired. —I am tired. I ______ the living room all day. A: painted B: had painted C: have painted D: have been painting ...

(单选题)7: —Hello, may I have an appointment with Doctor Smith? —_________ A: Sorry. He’s in at the moment. B: Why didn’t you call earlier? C: Certainly. May I have your name? D: Sorry. He doesn’t want to see you. ...

(单选题)1: The teacher doesn’t permit ______ in class. A: smoke B: smoking C: to smoke D: to have a smoke ...

(单选题)15: ______ doesn’t matter ______ they will come. A: It, whether B: That, whether C: If it, who D: Whether, it ...

(单选题)9: Both the pink and blue dresses are pretty, but I like the ________ better. A: original B: latest C: former D: prior ...

(单选题)3: How ____will you finish your homework?--In half an hour. A: soon B: long C: often D: fast ...

(单选题)17: Honesty and hard work _____ success and happiness. A: distribute to B: contribute to C: attribute to D: contribute on ...

(单选题)11: The problem _______ at tomorrow’s meeting is a very difficult one. A: being discussed B: discussed C: to be discussed D: to discuss ...