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1、请试着完成以下句子：1.Knowing _ reduces the risks of failure and it works like an insurance policy for your own ability.(do)知道你正在干什么，能降低失败的风险，这就像给自己的能力买了份保险。(2013湖北卷71)2.The police will reward _ useful information to catch the robber.(provide)任何人提供有用信息帮助抓住劫匪，警方将予以奖励。（2014湖北卷74）what you are doingwhoever provid
2、es/has provided请问以上句子考查什么语法知识？1.什么是名词性从句？2.名词性从句有哪些？1.什么是名词性从句？用一个句子充当名词（代词）功能叫名词性从句。在主句中它常作主语、宾语、表语或同位语。1.The truth is true.(true 作表语)2.The truth is that he has never been to the countryside.(that 引导表语从句)3.Mr.Zhang is a kind person.(Zhang 是Mr.的同位语)4.The fact that deeds are better than words is quit
3、e clear.(that 引导同位语从句)1.为什么叫名词性从句？_整个从句相当于一个名词比较:The man looked around.That the boy failed again in the exam disappointed his mother.同样作主语，从句可以表示较复杂的含义,一般是个动作或性质I know him.I know that he is writing his composition in his room2.为什么要有名词性从句？那人看了看四周.(名词作主语)那孩子考试又不及格令他母亲很失望.(从句作主语)我知道他在房间里写作文.从句的特征:是一个句子
4、,有一个引导词,引导词做从句的一个成分(that 除外)名词能做的成分,从句都能做 从句表达的意思比名词复杂得多名词性从句有哪些？1.主语从句2.宾语从句3.表语从句4.同位语从句 名词性从句 主语从句 宾语从句 表语从句 同位语从句主语从句在句中做-宾语从句在句中做-表语从句在句中做-同位语从句在句中-主语宾语表语 同位语1.That he will come is certain.2.I know that he will come.3.The truth is that I have been there.4.The fact that she was late surprised us
5、.主语从句宾语从句表语从句同位语从句名词性从句引导词的选定？单看从句内1.成份齐全或意思清楚用that；2.成份缺少主、宾、表用what；3.根据句意缺什么疑问词补什么疑问词。1.（2014 北京卷）30.The best moment for the football star was _ he scored the winning goal.A.where B.whenC.how D.why2.（2014北京卷）33.Some people believe _ has happened before or is happening now will repeat itself in the
6、 future.A.whatever B.whenever.C.wherever D.however3.（2014大纲卷）24.Exactly _ the potato was introduced into Europe is uncertain,but it was probably around 1565.A.whether B.why C.when D.how 4.（2014福建卷）34.Pick yourself up.Courage is doing youre afraid to do.A.that B.what C.how D.whether5.（2014湖南卷）24.As John Lennon once said，life is_ happens to you while you are busy making other plans.A.which B.that C.what D.where