-How long ? -I am not sure. Maybe two weeks. A. ago did you have your arm broken
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—How long ________ ?
—I am not sure. Maybe two weeks.
A. ago did you have your arm broken
B. have you had your arm broken
C. have broken your arm.
D. ago has your arm been broken
试题答案
答案：B
解析：break是个短暂动作，当与how long搭配时，要用表状态的词。
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