优优班--学霸训练营 > 知识点挑题
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            • 1.

              Not only _______ up late the day before yesterday, he also forgot to bring his books.

              A.has he turned           
              B.does he turn  
              C.he turned             
              D.did he turn
            • 2.
              -Why can"t I smoke here?
              -At no time _________ in the meeting room.(  )
              A.is smoking permitted
              B.smoking is permitted
              C.does smoking permit
              D.smoking does permit
            • 3.

              就在那时我才意识到一个女人得到医疗培训是很难的。

              _______________________________________________________________________________

            • 4.
              你的产品要经过仔细检查,证明它确实与众不同的,你才能获得专利。

              Nor _________ you receive a patent until a search has been made to find out that your product _________ from everyone else’s.

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