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it is an problem needs urgent attention to protect some sign

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/10/06 08:56:05
it is an problem needs urgent attention to protect some significant sites. 帮忙看看这句话有没有什么
紧急
我要的是看看这句话有没有什么错误……
我拒绝打酱油的!!!!
1.改正:It is a problem which/that needs urgent attention to protect some significant sites.
2.句子主干是:It is a problem to protect some significant sites.
it是形式主语,is a problem是系表结构,而不定式to protect some significant sites为真正的主语.
3.而定语从句which/that needs urgent attention修饰表语a problem.
关系代词which/that代替先行词a problem做定语从句的主语.
4.如楼主所写的话,则是一个单句中含有两个谓语动词is/needs,这是错误的.