Itisnecessarythatthestudents____moreexcercisestodo.-查字典考试网

Itisnecessarythatthestudents____moreexcercisestodo.

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Itisnecessarythatthestudents____moreexcercisestodo.

A、have
B、musthave
C、willhave
D、canhave

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答案解析：

【句意】学生们有必要做更多的练习。

【难点】虚拟语气可以用于主语从句中，常用的句型为：It +is(was)+形容词that…，主语从句中的谓语用(should)+v.的表达形式。

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