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题目内容
（西昌学院-财务管理-大学英语2）
My wallet is nowhere to be found. I _____ in the store this afternoon.
(A) must drop it
(B) must have dropped it
(C) should have dropped it
(D) ought to have dropped it
(A) must drop it
(B) must have dropped it
(C) should have dropped it
(D) ought to have dropped it
参考答案