| 1. 难度：中等 | |
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In the USA, _______ Thanksgiving Day is a harvest festival. Traditionally, it is _______ time to give thanks for the harvest and express gratitude in general. A. the; a B. /; the C. /; a D. the; the
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| 2. 难度：中等 | |
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One of the requirements for a fire is that the material _________ to its burning temperature. A. is heated B. be heated C. would be heated D. shall be heated
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| 3. 难度：中等 | |
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Compared with his sister, Jerry is even more ________ to, and more easily troubled by, emotional and relationship problems. A. skeptical B. addicted C. available D. sensitive
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| 4. 难度：中等 | |
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The thing that _______ is not whether you fail or not, but whether you try or not. A. matters B. cares C. considers D. minds
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| 5. 难度：中等 | |
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His aunt’s letters ________ memories of those beautiful days when they used to live together in his hometown. A. call at B. call for C. call on D. call up
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| 6. 难度：中等 | |
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--- Could you take a message for Mr Brown? --- Certainly. I ________ him about something else in any case. So it _______ any bother. A. may see; isn’t B. see; won’t be C. will see; isn’t D. will be seeing; won’t be
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| 7. 难度：中等 | |
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Don’t take his remarks too seriously. He was so sad that I don’t think he really _________ what he was saying. A. knew B. knows C. was knowing D. had known
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| 8. 难度：中等 | |
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Without the friction (摩擦力) between feet and the ground, people would ______ be able to walk. A. in no time B. by all means C. on any account D. in no way
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| 9. 难度：中等 | |
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With more and more forests disappearing, today the public is much concerned about the way _________. A. nature is being ruined B. which nature is ruined C. on which to ruin nature D. of nature to be ruined
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| 10. 难度：中等 | |
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______ for the breakdown of the school computer network, Alice was in low spirits. A. Blaming B. Blamed C. To blame D. To be blamed
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| 11. 难度：中等 | |
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“Sorry” is the hardest word to say sometimes. _______ you know you’ve done something wrong, or something inappropriate, it takes courage to say sorry. A. Only if B. Even if C. If only D. As if
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| 12. 难度：中等 | |
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______ when we passed by its nest. A. Up into the blue sky did the bird fly B. Up into the blue sky flew the bird C. Up into the blue sky the bird flew D. Flew up into the blue sky the bird
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| 13. 难度：中等 | |
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If you live in the country or have ever visited there, ______ are that you have heard birds singing to welcome the new day. A. situations B. facts C. chances D. possibilities
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| 14. 难度：中等 | |
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When she came in, she found a stranger ______ at the back of the classroom with his eyes ______ upon her. A. sitting; fixing B. sat; fixing C. seating; fixed D. seated; fixed
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| 15. 难度：中等 | |
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The committee asked for these suggestions to be ______ on paper, so that they might study them further. A. brought down B. handed down C. laid down D. put down
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| 16. 难度：中等 | |
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— You won’t believe it, Sam. I was chosen as an exchange student to China. — Congratulations! _______ A. That’s something. B. You did a good job. C. That’s all right. D. You got it.
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| 17. 难度：简单 | |
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Mr. Bush is on time for everything. How ____ it be that he was late for the important meeting? A. can B. should C. may D. must
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| 18. 难度：中等 | |
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A new survey released by Yale University finds that Americans trust scientists most when ______ comes to information on climate change. A. that B. it C. this D. there
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| 19. 难度：中等 | |
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The food ran out early, but __________ the party was a success according to the guests present that evening. A. therefore B. meanwhile C. otherwise D. however
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| 20. 难度：中等 | |
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Until the start of the Industrial Revolution, mankind was poor, hungry, and constantly at the _______ of disease and natural disasters. A. power B. limit C. control D. mercy
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