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    I am not sure whether/if 【查看更多】

     

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    I am not sure ________ she likes seeing Beijing Opera. ________ she does, I will take her to the theatre.
    [     ]
    A. whether; Whether
    B. whether; if
    C. if; Whether
    D. if; Because

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    I am not sure _____ he will come here. ______ he comes here, please let me know.      
    [     ]
    A. that, When  
    B. that, If      
    C. if, Whether    
    D. whether, When

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    I am not sure _____________ English is spoken in South Africa or not.

    A. if                      B. whether             C. that                   D. weather

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    —What would you do _____ you had millions of money?
    —I am not sure _____ what you said is just my dream!
    A．if, becauseB．whether, after
    C．if, whenD．whether, because

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     I am sure _______ he will come here tomorrow . But I am not sure ________ he will help you when he comes here .

          A. that ; that        B. that ; whether    C. if ; whether     D. whether ; whether

       

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