17.—Did we have to wait for Tom?
—Well, _______ very angry if we hadn't waited for him.
(A) he'd have been
(B) he were
(C) he had been
(D) he must be
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統計: A(0), B(0), C(0), D(1), E(0) #529958
統計: A(0), B(0), C(0), D(1), E(0) #529958