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这个句子怎么填空Thebudgetmuchhighertoensuretheprojectcanbefinishedintime.AShouldhavebeenBHadtobeCwasbeenDcouldtobe

题目详情
这个句子怎么填空
The budget __ much higher to ensure the project can be finished in time.
A Should have been B Had to be C was been D could to be
▼优质解答
答案和解析
A 虚拟语气should have done 预算应该要多很多以确保工程能按时完成.