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-How do you think he managed to improve his English in such a short time? - four

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-How do you think he managed to improve his English in such a short time? - four

—How do you think he managed to improve his English in such ashort time?

    —______ four hours on it every day.

    A.Because of spending              B.To spend                    

    C.By spending                      D.Spending

 

试题答案

【答案】

C

【解析】略