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        1. Can you tell me how ________ the problem ?
          A.did solveB.to solveC.solvingD.solved
          B

          試題分析:句意:你能告訴我怎樣解決這個問題嗎?根據(jù)題干,how后面的句子沒有主語,故本句應(yīng)該是一個簡單句,其結(jié)構(gòu)是“特殊疑問詞+to do”。故選B。
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