摘要： -I believe you could have asked my brother for help for he is very good at maths. -Really? Oh, a whole night . Why not tell me earlier? A. is wasted B. had wasted C. was wasted D. will waste
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I believe you could have asked my brother for help for he is very good at maths.
Really? Oh, a whole night ________. Why not tell me earlier?
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A．is wasted
B．had wasted
C．was wasted
D．will waste