Unit2Grammarandusage课件--高中英语牛津译林版（2020）选择性必修第三册.pptx

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1、Do you know what they are? FAST (Five-hundred-meter Aperture Spherical Telescope) 500米口径球面射电望远镜，也被称为米口径球面射电望远镜，也被称为“中国天眼中国天眼”Galileo telescopeRead the article on page 20 and fill in the following table.The use of telescopes to explore spaceTimeBreakthroughsUseIn 1990In recent yearsQ: What allows Hub

2、ble to see further than ground-based telescopes?That Hubble is based in space allows it to see further than ground-based telescopes.在在复合句复合句中，如中，如作主语的是一个从句作主语的是一个从句，该从句被，该从句被称为称为主语从句主语从句。主语从句须用主语从句须用陈述语序，单个从陈述语序，单个从句做主语，主句谓语动词一般用单数句做主语，主句谓语动词一般用单数。谓谓Below is a newspaper feature article on the use of

3、 telescopes to explore space. Find the sentences with subject clauses.( ) ( ) ( ) ( )1. That Hubble is based in space allows it to see further than ground-based telescopes, 2. Whether life on other planets does exist is yet to be proved, but the signs are promising.3. It is clear that telescopes are

4、 crucial tools for space exploration and that developing the required technology will help astronomers all over the world make exciting discoveries.4. How much we will learn from the telescopes is merely limited by our imagination. that whetherit_will be sent there has not been decided. _you need is

5、 more practice._one is the best is not clear._ answers the question will get a book._ he did was right._ team gains the most points wins. WhoWhatWhichWhoeverWhateverWhichever关系代词关系代词who, what, which, whom, whose, whatever, whoever, whomever, whichever等等引导主语从句引导主语从句时时，它们可以它们可以在从句中在从句中充当主语、宾语或定语充当主语、宾

6、语或定语(whose)，产生语义，产生语义。连接代词连接代词引导的主语从句引导的主语从句 what引导主语从句表示引导主语从句表示“的东西的东西/事情事情”，可转化为定语从句，可转化为定语从句 the thing(s)which/that。 What I need (=The thing which/that I need) is a mobile phone._ we cant get always seems better than _ we have._ cant kill you will make you stronger.What you told me about your co

7、untry has broadened my horizons and aroused my interest in foreign culture.What we are going to learn the next class is Tang Poetry, scheduled on July 20 in the school library,我们将要学习的下一节课的内容是唐诗，定于我们将要学习的下一节课的内容是唐诗，定于7月月20日在学校图书馆举行。日在学校图书馆举行。你你所所告诉我告诉我的的关于你的国家的事情开阔了我的眼界，激发了我对外国文化的兴趣。关于你的国家的事情开阔了我的眼界，

8、激发了我对外国文化的兴趣。WhatWhatwhat高考作文链接高考作文链接_they will come hasnt been made public. _he has gone is a question._there is gravity is hard to understand._ he can earn a living in Britain remains a big problem.连接副词连接副词引导的主语从句引导的主语从句WhenWhereWhyHow连接副词连接副词when, where, why, how, however, whenever, wherever等引导主语

9、从句等引导主语从句时时，它们它们在从句中作在从句中作状语状语，产生语义，产生语义。_ he will come or not is not known yet.Its uncertain _ hell come this evening.1. that 2. whether/ifthat 不充当句子成分，无语义，只起连接作用，不能省略。不充当句子成分，无语义，只起连接作用，不能省略。Whether whether/if用用不用不用 的情况：的情况：1.1.主语从句主语从句时；时；位于句首位于句首2.2.从句后有从句后有或紧跟或紧跟时时oror notthat/whether/if 引导的主语从

10、句引导的主语从句That Hubble is based in space allows it to see further than ground-based telescopes.“主系表主系表”句型：句型：1. It+be+形容词形容词+that从句从句2. It + be + 名词词组名词词组 + that从句从句3. It + be + V-ed + that从句从句“主谓宾主谓宾”句型句型:为避免句子为避免句子头重脚轻头重脚轻，常用，常用it作形式主语放句首作形式主语放句首,而主语从句后置。而主语从句后置。常用句型有：常用句型有：It is apparent/important/s

11、trange that .it作形式主语作形式主语 引导的主语从句引导的主语从句It is said/reported/acknowledged that .It is a pity/shame that .It suddenly occurred to me that .语法填空中主语从句如何选择引导词不缺必要成分缺必要成分连接代词（what, who, which, whom, wh-ever, whose）缺意思不缺意思when/why/where/how（表“是否”用 if/whether）that缺什么意思，缺什么意思，就填什么词！就填什么词！B1 Circle the mistak

12、es and correct them in the blanks.1 The space mission went so well was beyond our expectations.谓谓主主That the space mission went so well was beyond our expectations.Applying the rules 主从为主从为 陈述句，不缺成分，不缺意义，用陈述句，不缺成分，不缺意义，用that来引导来引导2 Whether they are able to grow more vegetables depend on how much time

13、 it takes.谓谓主主单个从句做主语，主句谓语用三单。单个从句做主语，主句谓语用三单。Whether they are able to grow more vegetables depends on how much time it takes.3 It was not clear how long he will stay on the space station.主主从句时态应与主句保持一致从句时态应与主句保持一致It is not clear how long he would stay on the space station.4 What the lunar probe did

14、 not land was a worry for the people back on the Earth.主主主从为陈述句，不缺成分和意义主从为陈述句，不缺成分和意义That the lunar probe did not land was a worry for the people back on the Earth.5 That makes the Chinese people happy is that China has successfully launched a space rocket.主主主从缺主语，指主从缺主语，指“.的东西的东西”What makes the Chi

15、nese people happy is that China has successfully launched a space rocket.谓谓谓谓Fill in the table below about the major achievements of the Chinese Lunar Exploration Program.Spacecraft Time of launchMajor achievementsChange 1 (1)_(2)_Change 2(3)_(4)_Change 3(5)_(6)_Change 4(7)_(8)_Change 5(9)_(10)_In O

16、ctober 2007In October 2010In December 2013In January 2019In December 2020It successfully orbited and scanned the Moon.It completed a more detailed scan of the Moon.It achieved soft landing on the Moon.It succeeded in landing on the far side of the Moon.It successfully collected and returned lunar sa

17、mples.Complete the passage with the correct subject clauses in the box below. There is one clause you do NOT need to use. Write the letters in the blanks.P21 B2ebacWrite down your prediction about the development of space exploration, using subject clauses.Possible answer: It is clear that many exci

18、ting things will happen in the development of space exploration in the future . I think manned space missions to Mars will happen in my lifetime and a permanent base on Mars will also be established . Hopefully , new energy sources will be developed , which will make space flight cheaper and faster.

19、 But how soon and how far we advance in developing the required technology to do so depends on the collaboration between the many countries around the world . It is possible that the technology will be available before 2040 and I am looking forward to that.Finish the exercises of the Grammar part in KKL.