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第三讲 名词性从句
授课提示 对应学生用书第267页
主语从句
1.(2021·新高考全国Ⅰ卷)What is so breathtaking about the experience is the outofthisworld scenes.
宾语从句
2.(2022·浙江卷)Cobb,for her part,started to ask conference organizers who invited her to speak if/whether she could do so remotely...
3.(2021·新高考全国Ⅰ卷)The rolling sea of clouds you see once you are at the top will remind you how tiny we humans are.
表语从句和同位语从句
4.(2019·全国Ⅰ卷)While they are rare north of 88°,there is evidence that they range all the way across the Arctic,and as far south as James Bay in Canada.
5.(2018·北京卷)Without his support,we wouldn't be where we are now.
1.根据两句之间的意义和逻辑关系,或者根据句式结构判断是否是名词性从句。
2.一旦判断是名词性从句,就根据名词性从句中缺少什么句子成分来确定选用什么连接词。若从句中缺少主语、宾语或表语,用连接代词(如T1);若缺少状语就用连接副词(如T3);若缺少表语,有时也可能用连接副词(如T5)。
3.如果不缺少成分则要考虑意思是否完整,是否需要用whether/if(如T2);如果不缺少成分且意思完整用that(如T4)。
授课提示 对应学生用书第267页
在复合句中起名词作用的从句叫作名词性从句。它包括主语从句、宾语从句、表语从句和同位语从句。引导名词性从句的连接词可分为三类:
从属连词:that,whether,if (不充当从句的任何成分)
连接代词:what,whatever,who,whoever,whom,whomever,whose,which,whichever
连接副词:when,whenever,where,wherever,how,why
考点一 主语从句
在复合句中起主语作用的从句称为主语从句。
That you don't like him is none of my business.你不喜欢他不关我的事。
Where we can look up his address is still a problem.我们在哪儿可以查到他的地址还是个问题。
有时为了避免句子头重脚轻,常用it代替主语从句作形式主语放于句首,而把主语从句置于句末。主语从句后的谓语动词一般用单数形式。常用于以下句式:
(1)It+be+形容词(necessary/right/likely/unlikely/wrong/important/certain/wonderful等)+that从句
It is likely that there will be a snowstorm tomorrow.明天很可能有一场暴风雪。
(2)It+be+名词(短语)(a pity/a shame/a surprise/no wonder/the case等)+that从句
It is often the case that anything is possible for those who hang on to hope.通常情况下,对于那些怀揣希望的人来说,一切皆有可能。
(3)It+be+过去分词(said/told/reported/decided/suggested等)+that从句
It is suggested that the lab building (should) be built next year.人们建议明年修建实验楼。
(4)It+不及物动词(seems/appears/happens/matters等)+that从句
It appears that they have made the same mistake.他们好像犯了同样的错误。
1.It doesn't matter whether she will come or not.
2.It's possible that without journalists this incident would never have been exposed.
考点二 宾语从句
在句子中起宾语