1、考点二名词性从句一、从属连词连接词that1.在从句中不作成分，也无词义；2.引导宾语从句时可省略；引导主语从句、表语从句、同位语从句时，不可省略。if主要引导宾语从句，有时引导主语从句whether引导主语从句、宾语从句、表语从句、同位语从句as if/as though引导表语从句because引导表语从句连接代词who（ever），whom（ever），what（ever），which（ever），whose引导主语从句、宾语从句、表语从句、同位语从句连接副词when， where， why， how 引导主语从句、宾语从句、表语从句、同位语从句 What matters to a mu
2、seum is not how many visitors it has， but how close it is to peoples daily lives.北京高考，26Jane moved aimlessly down the tree-lined street， not knowing where she was heading.Pick yourself up！ Courage is doing what you are afraid to do.Unfortunately， I missed this event for the reason that I had to visi
3、t my grandma.点拨学生看到reason，易错填why，但在该句中，空后内容I had to visit my grandma是解释reason的内容，所以空处引导同位语从句，应填that。江苏高考，21By boat is the only way to get here， which is how we arrived. Whether their wedding ceremony will be held in the open air tomorrow depends on the weather.Weve got a couple of participants in th
4、e team. The problem is who can complete this challenging task.二、主语从句1.从句作主语时，主句谓语动词一般用单数。What she offers to her classmates is（be） honesty and happiness.2.it作形式主语：句型句型中常用的词或词组Itbe形容词从句clear， certain， obvious， important， likely， necessary， possible等Itbe名词（词组）从句a shame， a pity， an honour， no wonder， go
5、od news等Itbe过去分词从句said， reported， thought， known，believed， expected， concluded等It特殊动词（短语）从句doesnt matter， occurs to sb.， makes no difference等It is possible that caffeine may cause birth defects（缺陷） in humans， too.It is a pity that we lost such an important customer.It is believed that the insects ha
6、ve spread to Europe before crossing over to sub-Saharan Africa.It doesnt matter whether you go to the Great Wall or the Palace Museum we have enough time to explore this amazing city.三、宾语从句1.it作形式宾语：find/feel/think/believe/consider/make/.it宾补that从句hate/like/.itthat从句dependon/relyon/seeto/.itthat从句ta
7、keitforgrantedthat从句I think it necessary that we drink plenty of boiled water every day.I shall see to it that he is taken good care of when you are absent.2.表示情感或态度的形容词后可接宾语从句，如confident， convinced， surprised， anxious等。I was surprised that she should throw away the necklace from her boyfriend.3.一般情
8、况下介词后只能接wh-类连接词引导的宾语从句。江苏高考，26We choose this hotel because the price for a night here is down to $20， half of what it used to charge.四、表语从句1.as if/as though。as if/as though意为好像，仿佛，其引导的表语从句常位于系动词之后，从句有时用虚拟语气。I felt as if we had known（know） each other for years.2.because/why。常用于以下句式中：This/Thatiswhy. 这
9、/那就是的原因。This/That/Itisbecause.这/那是因为Thereason why. is that. 的原因是Unlike ordinary paper-making where trees need to be cut down， Dai paper is environmentally friendly. This is because its raw material is the recyclable bark of a kind of trees unique to the area.五、同位语从句同位语从句前的名词通常是表示抽象意义的名词：fact， news，
10、idea， truth， hope， problem， information， belief， thought， doubt， suggestion， question等。同位语从句用于对这些名词作进一步的解释或说明。I have sent Miss Green an invitation to our party， but I have no idea whether she will accept it.Housewarming parties get their name from the fact that a long time ago people would actually
11、bring firewood to a new home as a gift.六、易混连接词1.that/what在从句中充当成分含义that不充当成分无含义what充当主语、宾语、表语、定语意为什么，的事情，什么样的Contrary to what many people think， HIV cannot be transmitted through mosquitoes， coughs or sneezes.Dont be sad. The most important thing is that we must learn from our mistakes and move on.2
12、.whether/if二者在动词后引导宾语从句时，通常可互换，但在下列情况下，只用whether：特殊情况例句与or not直接连用时I dont know whether or not they will come. 我不知道他们是否会来。作介词的宾语时Everything depends on whether we have enough money. 一切都取决于我们是否有足够的钱。引导主语从句且从句位于句首时Whether the sports meeting will be held on time depends on the weather. 运动会是否会按时举行取决于天气。引导
13、同位语从句时I have no idea whether he is willing to help us. 我不知道他是否愿意帮我们。It remains to be seen whether or not this idea can be put into practice.天津高考，4She asked me whether/if I had returned the books to the library， and I admitted that I hadnt.1. What makes the Harbin International Ice and Snow Festival
14、special is the scale of the sculptures and the beautiful lighting.2.After considering carefully where I could find my first ideal job， I chose China.3.The news spread quickly all over the world that Michael Schumacher revived after being seriously injured for 5 years.4.Now the route is no longer use
15、d for international trade but much history and many stories of what happened on the ancient road remain.5. Whoever passes here would stop to admire the scenery.6.It was expected that over 100，000 people will take part in the massive parade in Tiananmen Square on the morning of Oct. 1.7.The Green Rev
16、olution is a good example of how technological advances can have a great effect on economic development.8.He did not see the film last night. That is because he had to help his little sister with her homework.9.Eat whichever cake you like and leave the other for who/whoever comes late.10.Nowadays， m
17、ore and more parents are discussing whether/if more freedom and encouragement should be provided for their children.11.Nowadays consumers become more and more practical and only buy what they need.12.The syrup（糖浆） finally turns into a solid coating， like the crystal on the surface of haws（山楂果）. That is why they are also called bingtanghulu.13.It doesnt matter when you come the store stays open 24 hours a day.14.Mary took it for granted that they would approve of the idea.15.Do not let any failures discourage you in your daily life， for you never know how close you may be to victory.
Copyright@ 2020-2024 m.ketangku.com网站版权所有