There is no bridge or boat. It’s difficult for peoplethe riverA. crossBto cross C. crossi

发布时间:2020-08-22 23:44:06

There is no bridge or boat. It’s difficult for people    the river
A. cross    B.to cross    C. crossing

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解析:句意:没有桥和船,对人们来说过河是困难的。It作为形式主语,to cross作文真正的主语,故选B.
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