山西省专升本英语模拟 6Ⅰ.Vocabulary & StructureDirections: There are 20 incomplete sentences in this section. For each sentence there are four choices marked A, B, C and D. Choose one answer that best completes the sentence. 1、 Polar explorers have to be extremely ______ to endure the climate and other hardships of various kinds. A. rough B. dull C. tough D. rigid 2、 More have been learned since 1945 about chemical changes in the body than in all human history before ______ time. A. this B. the C. the past D. that 3、 She was a poor woman with few ______. A. owner B. interest C. possessions D. wealth 4、 The committee members meet ______ every Saturday and Sunday mornings. A. repeatedly B. constantly C. regularly D. continually 5、 I've been playing tennis with Mary. But I was ______ by her. A. beaten B. hit C. struck D. attacked 6、 When his wife didn't believe what he had said, he tried to ______ her of his honesty. A. prevent B. prove C. accuse D. convince 7、 So badly ______ in the accident that he had to be sent to hospital for treatment. A. did he injure B. injured he was C. he was injured D. was he injured 8、 She doesn't like her job, but is too ______ to try to find another. A. terrified B. timid C. fearful D. frightened 9、 None of us has a clear idea about ______ to do. A. that the others want B. what the others want C. which do the others want D. what do the others want 10 、 Nothing can ______ the notice of the policeman. A. escape B. flee C. ignore D. neglect 11 、 ______ to wait for hours, she brought along a book to read. A. Expected B. Expecting C. Expects D. To expect 12 、 Mrs. Smith, together with her friends, ______ to visit the n...