2017届高考英语一轮复习《全优课堂》核心语法项项破课件：专题8 名词性从句（新人教版）

　　专题八　名词性从句 一、that与what引导的名词性从句 引导词 用法 that ①不可省略(宾语从句除外)，在从句中不作成分，没有词义 ②that引导同位语从句时，应放在某些抽象名词如fact, hope, desire, thought, suggestion, idea, news, problem, possibility等后，对前面的名词起补充说明的作用，that只起引导作用，在从句中不充当任何成分，但一般不能省略 引导词 用法 what 不可省略，在从句中作主语、宾语、表语、定语或补足语，有词义(一般指……的东西/事情/人/时间/地点/话等) 根据句意，用适当的连接词填空 1．I truly believe ______ beauty comes from within.(2015北京) 2．A ship in harbor is safe, but that's not ______ ships are built for.(2015安徽) 3．Reading her biography, I was lost in admiration for_________ Doris Lessing had achieved in literature.(2015陕西) 4．—What a mess! You are always so lazy! —I'm not to blame, mum.I am ________ you have made me.(2017江苏) 5．It suddenly occurred to him ________he had left his keys in the office.(2017江西) 6．I made a promise to myself ________this year, my first year in high school, would be different. 【答案】1.that　2.what　3.what　4.what　5.that　6.that 二、疑问代词＋ever与no matter＋疑问代词的区别 分类 用法 相同点 whoever/whomever/whatever/whichever和no matter who/whom/what/which都可用来引导让步状语从句，此时两者可以互换。 不同点 whoever/whomever/whatever/whichever引导名词性从句时不能与“no matter＋疑问代词”互换。 Ⅰ.根据句意用适当的连接代词填空 1．We promise ________attends the party a chance to have a photo taken with the movie star. 2．The newcomer went to the library the other day and searched for________he could find about Mark Twain.

　　3．The how­to book can be of help to______ wants to do the job. 【答案】1.whoever　 2.whatever　3.whoever

　　Ⅱ.句型转换(每空一词)。 Whoever comes to the party，he will receive a gift. ＝________ _______ _______ comes to the party，he will receive a gift. 【答案】No matter who

　　三、doubt的名词性从句 动词 doubt 肯定 形式 使用whether/if 引导名词性从句，如： I doubt whether it's true.我怀疑它是否是真实的。 否定 形式 使用that引导名词性从句，如： I don't doubt that you are honest.我不怀疑你的诚实。 名词 doubt 肯定 形式 使用whether/if 引导名词性从句，如： I have some doubt whether he will come.他是否会来，我有点疑问。 否定 形式 使用that 引导名词性从句，如： There is no doubt that we will win.毫无疑问，我们会赢。 用that或whether完成下面的句子 1．What the doctors really doubt is________ my mother will recover from the serious disease soon. 2．There is no doubt ________it is hard work that leads to success. 3．To be honest, I don't doubt _______he will attend the party tomorrow.

　　4．I have some doubt_________ he will keep his promise that he will buy a gift for me. 【答案】1.whether　2.that　3.that　4.whether 四、whether和if引导的名词性从句 分类 if whether 相同点 引导名词性从句时在从句中不担当句子成分，但有自己的意义； 当it作形式主语，主语从句放在句末时，用whether或if均可。 不同点 引导主语从句(放于句首时)、表语从句、同位语从句、介词后的宾语从句和后置的主语从句中含有表选择意义的or或or not时使用whether而不用if。 用if或whether完成下面的句子。 1．It remains to be seen ________the newly formed committee's policy can be put into practice.(2017陕西) 2．It doesn't matter________ you turn right or left at the crossing—both roads lead to the park.

　　3．Everyone in the village is very friendly.It doesn't matter ________you have lived there for a short or a long time. 4．I wonder ___________the medicine might have an effect on the patient. 【答案】1.whether　2.whether　3.whether　4.if/whether

　　五、 it作形式主语或宾语 形式 主语 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． 形式 主语 ④It remains to be seen whether………是否……拭目以待． ⑤It doesn't matter whether…无论(不管)……没关系/不要紧。 形式 宾语 在可以接复合宾语的动词之后，如think，find，make, consider等，可以用it作形式宾语。 根据句意，用适当的词填空 1．I think_________ important that you should make full use of your spare time. 2．______ is natural that different countries have different customs and traditions. 3．________is not important ______ other people think about you but ______ you can stick to your own way. 【答案】1.it　2.It　3.It; what; whether

　　六、连接副词引导的名词性从句 where，why，how等副词也可引导名词性从句 用适当的连接副词填空 1．______ we understand things has a lot to do with what we feel.(2015北京) 2. __________ Li Bai, a great Chinese poet, was born is known to the public, but some won't accept it.(2015江苏) 3．We must find out _______Karl is coming, so we can book a room for him.(2015重庆) 4. —I wonder ______ Mary has kept her figure after all these years. —By working out every day.(2015福建) 5．(2015四川) The exhibition tells us____we should do something to stop air pollution. 【答案】1.How　2.Where　3.when　4.how　5.why