名词性从句(主语从句、宾语从句、表语从句及同位语从句)是高考卷中的难点,一般情况下,语法填空与短文改错中会出现一道题目。书面表达中的名词性从句绝对是“增分点”。
命题趋势:名词性从句的考查点主要集中在宾语从句上,特别是引导词的选择与判断,其中what和that是考查的重点。
考点一 that引导的名词性从句
1.that引导主语从句
①That you didn't know the rules won't be the excuse for your failure.
你不知道规则不能成为你失败的借口。
②As I searched the name Linda on the Internet,it became evident that there're two with the same name who look completely different.
当我在网上搜索琳达这个名字的时候,很显然有两个看着完全不同但姓名相同的人。
③It is announced in today's newspaper that Trump will pay a visit to China next week.
今天报纸上宣称特朗普下周将访问中国。
[规律总结]
连词that在引导名词性从句时本身没有意义,在从句中不担任任何句子成分,但引导主语从句、表语从句、同位语从句时不能省略。在宾语从句中有时可以省略。
1.that引导主语从句位于句首时,本身无意义,但是不可以省略。
2.that从句作主语时,常用it作形式主语,常见的句型有:
①It+be+形容词(obvious,true,natural,surprising,good,wonderful,funny,possible,likely,certain,probable,etc.)+that从句。
②It+be+名词词组(no wonder,an honor,a good thing,a pity,no surprise,etc.)+that从句。
③It+be+过去分词(said,reported,thought,expected,decided,announced,arranged,etc.)+that从句。
2.that引导宾语从句
①Experts believe that people can waste less food by shopping only when it is necessary.
专家们认为必要的时候才购物可以减少食物的浪费。
②Tom is a nice boy,except that he is sometimes late for school.
汤姆是个很棒的男孩,除了有时候上学迟到外。
③I find it necessary that we should spend more time practising spoken English.
我发现我们有必要花更多时间练习英语口语。