问题描述：
—Do you think the thief entered through the window?
—No,if he had,I don’t believe,_______ broken the living-room’s window.
A.he would have\x05\x05\x05B.he must have
C.he had\x05\x05\x05\x05D.should he have
选什么.为什么选这个,
—No,if he had,I don’t believe,_______ broken the living-room’s window.
A.he would have\x05\x05\x05B.he must have
C.he had\x05\x05\x05\x05D.should he have
选什么.为什么选这个,
问题解答：
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