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        1. Some physics problems in this book are _________difficult for the students _________work out.

          A.so; that B.not; but
          C.such; that D.too; to

          D

          解析試題分析:so; that如此……以至于……;not; but不是……而是……;such; that如此……以至于……;too; to太……而不能……。句意:這本書中的一些物理問(wèn)題對(duì)于這些學(xué)生來(lái)說(shuō),要解答出來(lái)太難。故選D。
          考點(diǎn):考查連詞辨析

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