(单选题)8: The paint came off as the result of _________ to the rain. A: experience B: experiment C: exploration exploration D: exposure ...

(单选题)3: We have been studying German ________ we entered this school. A: for B: since C: as as D: because ...

(单选题)18: I wish I _____ longer this morning, but I had to get up and come to class. A: could have slept B: slept C: might have sleptmight have slept D: have slept ...

(单选题)13:  —What are you majoring in?     —__________       A: In a university. B:  Very hard. C: Mathematics. D: At nine in the morning. ...

(单选题)8: The mouse never _______ too far from it hole. A: goes B: comes C: venturesventures D: returns ...

(单选题)13: —What do you do?   —_________     A: What do you do? B: Fine, thank you. C:  I'm a college student. D: I do well in my studies. ...

(单选题)8:  — Excuse me, can I smoke here？ —_________.    A: You mustn't B: No C: You'd better not D: I'm sorry, you can ...

(单选题)3: He is certain to come. ___________, he’s already accepted the invitation. A: At all B: After all C: Above all Above all D: In all ...

(单选题)13:  The explorers sailed on the ocean for two weeks and ________ found the mysterious land. A: generally B: eventually C: extremely D: gradually ...

(单选题)3: The young lady coming over to us ______ our English teacher; the way she walks tells us that! A: must be B: can be C: would be D: could be ...