52单词网 > 高中英语 > 高中英语题库 > We all think our duty to help those who are weak in their studies． [ ] A．itB．tha

We all think our duty to help those who are weak in their studies． [ ] A．itB．tha

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We all think our duty to help those who are weak in their studies． [ ] A．itB．tha

We all think ________our duty to help those who are weak in their studies．

[]

A．itB．thatC．that isD．of it

试题答案

答案：A

解析：

用it作形式宾语。

标签：helptowhothoseduty

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