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(共15张PPT)
Grammar
Non-restrictive attributive clauses
非限制性定语从句
Read the sentences below and answer the questions of act 1,page64.
了解感知：(group work)
1.Mao zedong wrote a poem in which he dreamed of “walls of stone to hold back clouds and rain.”
2.The Three Gorges Dam, which is the biggest construction project in China since the building of the Great Wall and the Grand Canal, has been built to control flooding.
3. Sun Yat-sen, who was the leader of the 1911 Revolution, first suggested the idea in 1919.
4.More than a million people who lived in the region have moved from their homes.
温馨提示：
某些句子用了逗号成为非限制性定语从句,同没有用逗号的相比，意义有很大区别
Compare the two sentences in the same group and find the difference.
Discuss & Summarize (group work)
1.I have a sister who works in a hospital.
我有一位在医院工作的姐姐。（不只一位姐姐）
2.I have a sister , who works in a hospital.
我有一位姐姐，她在医院工作。（只有一位姐姐）
3. He has a brother, who lives in Beijing
4. He has a brother who lives in Beijing.
他有一个哥哥,住在北京.
他有一个住在北京的哥哥
（可能有几个哥哥,其中一个是住在北京的.）
　　非限制性定语从句: 对先行词进行补充说明,关系不是十分紧密,省去对主句没有多大影响.
　　而限制性定语从句: 是先行词在意义上不可缺少的定语,如果去掉,主句的意思就不完整.
Non-restrictive attributive clause: 　　A clause that adds extra information to the man clause of a sentence.
限制性定语从句 非限制性定语从句
形式上 不用逗号和主句隔开 用逗号隔开
意义上 是先行词不可缺少的
定语，不能删除 是对先行词的补充说明，删除后意思仍完整
译法上 翻译成先行词的定语，“…的…” 通常翻译成主句的并列句
关系词的使用 A．做宾语时可省略 B ．可用that A．不可省
B。不用that
Which /as 引导非限制性定的区别
1. as 有“正如；好像”之意，引导非限制性定语从句，代表整个主句 ，as 可放前可放后
2. which 引导非限制性定语从句,即可代表主句中一个先行词，也可代表整个主句 .which从句只能放在主句后
1)As is often the case, he is absent
2)He saw the girl , as he had hoped.
3)As is reported in the newspapers, talks between the two countries are making progress.
4)He was very rude to the customs officer, which of course made things even worse
5)I bought a car yesterday, which cost me a lot
Fill in the blanks with proper relative words.
1.The famous basketball star, _____is an American,
came to China yesterday.
2.In those days,she used to go to Mr black,with _____
she had a wonderful time.
3.I bought a car yesterday,_____ cost me a lot.
4.Xi’an, ______I visited last month, is a nice old city.
5.He will come to see me next July, ___ he won’t be so busy.
6.The school,_______I once studied,was built thirty years ago.
7.John said he’d been working in the office for an hour,_______ was true.
who
whom
which
which
when
where
which
定语从句的缩略
在定语从句中做宾语的关系代词有who, whom, which, that, 在限制性定语从句中做宾语的关系代词通常可以省略。
Is that the man (who/ whom/ that) you gave your ticket to
Where is that book (which/ that) I bought yesterday
Is that the address to which you sent the letter to
注意：
⑴当关系代词whom和which直接置于介词之后时，则不能省略。 ⑵非限制性定语从句中的关系代词和关系副词在任何情况下都不可以省略
定语从句可转换成分词短语做定语
当关系代词为定语从句的主语，从句中的谓语动词又是被动语态时，可转换成过去分词短语。过去分词短语表示被动完成的意义，其动作发生在主句谓语动词之前。
1.The house which was damaged in the fire will be rebuilt soon.
→The house damaged in the fire will be rebuilt soon.
2.The plan which is being discussed is of great importance.
→The plan being discussed is of great importance.
Do activity 3 , 4 (Student’s book)
1.He didn't pass the exam, that disappointed me.
2. When Western people talk about the cities of China, the first of them comes to their mind is Beijing.
3.As is known to all that the Moon travels round
the Earth once every month.
4.I wish to thank Professor Smith, without who I would never have got this far.

短句改错：
＿__
which
＿__
which
＿_
It
＿__
whom
阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空。
Throughout history, there used to be many great inventions, of _____ the car is one example. Being one of the most significant inventions in the 1920s, the car greatly changed the lives of Americans. It also helped America and ______ countries’ transportation. The first car with a combustion (燃烧) engine ___________ (invent) by Henry Ford. Henry Ford later founded the Ford Motor Company, which was known ____ its achievements in bringing its first affordable
which
other
was invented
for
car to America, the Model-T.
Over the first few years of the 1920s, the car became a hit for everyone, especially young people who wanted _________ (free) and excitement. Soon, almost every household in America owned one. Parents drove to work in their cars. And young people found a whole new way _______(have) fun. Many people found it hard to drive on the poor dirt roads. So nationwide road construction took place,
created even more jobs and strengthened the economy even _______(far).
freedom
to have
which
further

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