(单选题)19: She ________ on this essay for twenty minutes, but she has written only about a hundred words. A: was working B: worked C: has been working D: had worked ...

(单选题)13: It suddenly ______ to him that this was something he should never do. A: happened B: occurred C: took place D: broke out ...

(单选题)7: I sent invitations to 80 people, ______ have replied. A: of whom only 20 of these B: only 20 who C: of 20 of these who D: only 20 of whom ...

(单选题)1: Drunken driving is often the major _____ of traffic accidents. A: reason B: cause C: excuse D: way ...

(单选题)15: He felt that he ______ for the coldness that had grown between them. A: blamed B: was blamed of C: was to blame D: was to be blaming ...

(单选题)9: They always kept on good __________ with their next-door neighbors for the children’s sake. A: friendship B: relations C: relatives D: terms ...

(单选题)3: During the voyage, Darwin collected a good deal of information about living things, which ______ led to his famous book “On the Origin of Species”. A: lastly B: completely C: essentially D: eventually ...

(单选题)17: What is the train _____ to Birmingham? A: fee B: tip C: fare D: cost ...

(单选题)11: I remember ______ him ______ the bike needed ______. A: hearing…saying…to repair B: to hear …say… to repair C: hearing….say….repairing D: to hear…saying…to be repaired ...

(单选题)5: The meeting _____ next week is sure to be a great success. A: to take place B: to be taken place C: to have taken place D: being taken place ...