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    精英家教网 > 高中英语 > 题目详情
    ---Can you tell me how often he practices his English?
    ---__________.
    A．At timesB．At one timeC．At all timesD．At a time
    A

    试题分析：考查介词短语：A. At times有时，B. At one time曾经，一度，C. At all times一直，D. At a time一次，句意：--你能告诉我他多长时间练一次英语吗？--有时。选A。
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