9. He science subjects for 4 months in a row. (concentrate)
他巳連續四個月集中精力學理科了。
9. has been concentrating on studying/learning在題干中有in a row表示持續的一段時間，表達"連續四個月學習理科"，所以要用現在完成進行時。
題目來源：高考英語組合訓練多項選擇+完成句子 > 組合訓練51-52
閱讀快車系列答案科目：高中英語 來源： 題型：
9. It took a long time for the rest of the people to to his famous theory.
A. catch on B. catch up
C. catch at D. catch out
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10. As a on the dinner paid by the government came into effect before the Spring Festival,Henry had enough time to have dinner with his family members during the Festival.
A. treat B. catastrophe C. withdrawal D. ban
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7. Your complaint is being at the moment;when we have anything to report we will write to you again.
A. watched over B. seen through
C. worked out D. looked into
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4. ，it fades next to the moving story behind it. (as)
盡管這項紀錄很出眾，但比起背后的感人故事，它就退居其次了。
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4. The author of the book himself against racism by noting that blacks are only one of his targets.
A. concerns B. occupies C. devotes D. defends
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8. There is a big library which is easily from my home.
A. available B. convenient
C. accessible D. separate
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9. This kind of training seems anything but helpless;it proves,in fact,very .
A. worthwhile B. distinct
C. straightforward D. valid
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