________ a certain doubt among the students as to the necessity of the work.A．Th-组卷网

题型：单项选择难度：0.85 引用次数：223 题号：326155

________ a certain doubt among the students as to the necessity of the work.

A．There has had

B．They had

C．There existed

D．It existed

9-10高一·全国·课时练习查看更多[2]

更新时间：2010-07-03 12:17:28 |

【知识点】存在句的其他句型

单项选择 | 较易 (0.85)

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【推荐1】There is no water or air on the moon, ________?

A．is there

B．isn't there

C．is it

D．isn't it

2021-08-13更新 | 332次组卷

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单项选择 | 较易 (0.85)

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【推荐2】________a certain doubt among the people as to the practical value of the project.

A．It has	B．They have
C．It remains	D．There remains

2016-11-26更新 | 47次组卷

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