Is it necessary that the task (finish)______today?

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问题 Is it necessary that the task (finish)______today?

选项

答案be finished

解析本题考查虚拟语气。necessary相对应的从句应该用虚拟语气，其构成是(should)+动词原形，而且这里是被动关系，所以应该用be finished。

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大学英语三级B级

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