(单选题)5: I don’t know why he is late. Nor do I. He _____ an accident. A: could have had B: should have had C: might have had D: must have had ...

(单选题)24: Li Yang advised me _________ too much， otherwise I would have been drunk. A: not to drink B: to drink C: not drinking D: drinking ...

(单选题)18: Mrs. Wu told me that her sister___________. A: left about two hours before B: would leave about two hours before C: has left about two hours ago D: had left about two hours before ...

(单选题)12: Do you know the man _______? A: whom I spoke B: to who spoke C: I spoke to D: that I spoke ...

(单选题)6: You must do something to prevent your house _______. A: to be broken in B: from being broken in C: to break in D: from breaking in ...

(单选题)25: It is important to communicate( ) others. A: to B: with C: in D: at ...

(单选题)20: He tried to avoid (  ) her. A: see B: to see C: seeing D: seen ...

(单选题)14: Health problems are closely connected with bad eating habits and a _____ of exercise. A: limit B: lack C: need D: demand ...

(单选题)8: Lucy often ( ) about the bad condition. A: explains B: tells C: speaks D: complains ...

(单选题)2: —I’m sorry for losing your book. I will buy a new one for you. —________. I have another copy. A: Thank you B: Happy to hear that C: Never mind D: Of course ...