练习册

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    A. learn B. learned C. to learn D. learning 【查看更多】

     

    题目列表(包括答案和解析)

    It is important for us ______ English well.

    [     ]

    A. learn
    B. learned
    C. to learn
    D. to learning

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    I had a little trouble ______English grammar.    
    [     ]
    A. to leam              
    B. learning    
    C. learned              
    D. learn

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    I had a little trouble               English  grammar.

    A. learn            B. learned          C. learning    D. to learn

     

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    It is very important for us ________ English well.

    A. learn            B. learning         C. to learn         D. learned

     

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    It is very important for us ________ English well.

    A. learn            B. learning         C. to learn         D. learned

     

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