从句使用方法：定于从句第二讲
从句使用方法：定于从句第二讲good exercise. My father likes climbing mountains， which iswhich在从句中可充当主语，宾语或者介词宾语。 which不用来指人，先行词可以是单个的名词，短语或一句话4 is connected to Venus， which is the planet of love.4代表金星，是爱的星球。
第二讲：
5.关系代词which （以下三个句子都是which引导的非限制性定语从句）
which在从句中可充当主语，宾语或者介词宾语。 which不用来指人，先行词可以是单个的名词，短语或一句话
4 is connected to Venus， which is the planet of love.
4代表金星，是爱的星球。
My father likes climbing mountains， which is
good exercise.
我父亲喜欢爬山，这是一项很好的运动。
（It） looks like we＇ve got a tied game， which is an exciting surprise.
貌似两位选手打成平手，这真是又惊又喜。
6.关系代词that
①that既可以指人，又可以指物，在从句中可充当主语或宾语，一般可以与who， which相互替换
Where is lighting that will make me look most attractive？
哪个位置的灯光能让我显得最明媚动人啊？
②如果先行词同时出现了人和物，用that来引导从句
To understand the Vatican， there are two people and two things you need to know about.
要了解梵蒂冈，您需要了解两个人和两件事。
③当先行词为不定代词: all little， a few，much，none，或被这些词（除none外）限定时，一般用that
All that glitters is not gold.
发光的未必都是金子。
There＇s so much that can do to help you， and there＇s much that you can do to help us.
我能帮您的为数甚多，而您能帮我们的也不少。
④当先行词是不定代词，如 something，
anything， nothing， everything时，一般只用that
A magnet is something that can put special force on something else.
磁铁可以在其他东西上施加特殊的力量。
⑤若先行词被序数词，形容词最高级，（the）only，（the）one等修饰，一般用that引导从句
That was the first time that learned that the job isn't fair.
当时我第一次知道，工作是不公平的。
1.关系代词引导的定语从句:
常见的关系代词有who，whom， whose， which，that等，它们除了能引导从句之外，还可以代替先行词；在从句中作一定的句子成分，比如充当主语、宾语、定语等，如果做宾语，口语中也常常省略。
2.关系代词who和whom
who在从句中可以充当主语、宾语，whom可以做宾语或介词的宾语
3.关系代词whose:
whose表示所有关系，其作用就如同物主代词my，your，her等，在句中作定语，后面要接名词。先行词可以是人也可以是物。
4.关系代词 which:
which在从句中可以作主语，宾语或者介词宾语。 which不用来指人，它的先行词可以是单个的名词，短语，也可以是一句话。
5.关系代词that
that既可以指人，又可以指物，在从句中可以
作主语或宾语，一般可以与who， which相互替
换使用
6.一般用that来引导的情况
①先行词同时出现了人和物
②当先行词为指物的不定代词，或被这些词
（除none外）限定时，
③当先行词是不定代词，如 something，
anything， nothing， everything时④当先行词被序数词，形容词最高级，（the）
only，（the）one等修饰时
7.句型
That＇s all that matters to sb.
对某人而言，这（那）是最重要的。
现在，关系代词的情况我们就基本上讲解完毕，但在具体的教学过程中，学生要真正掌握并且不出错，还需要大量地刷题。
我们现在来看一个有趣的题：
Is this factory （ ）you worked ten years ago？
A. the one B. which C. that D. where
大家可以先思考一下，答案我们明天揭晓！
练习2：
1、 We’ve all heard of Thomas Edison ______ invented the electric light and many other things.
A. the man who B. that
C. which D. a man who
2、 He talked about the classmates and the school ____ he had visited.
A. who B. that
C. which D. about which
3、The size of the audience ______ we had expected was well over one thousand.
A. whom B. who C. as D. that
4、 You have seen the girl ____ sister is a Chinese teacher.
A. whom B. of whom
C. whose D. of which
5、 We should do all ____ is useful to people.
A. / B. that C. it D. which
6、 We came to a place ____ they had never paid a visit before.
A. which B. in which
C. on which D. to which
7、Those ____ finished doing it put up your hands.
A. who have B. who has
C. which have D. have
8、 The man ____ was a friend of mine.
A. that you just talked to
B. whom you just talked to him
C. who you just talked to him
D. which you just talked to
9、It was raining ______ was a pity.
A. what B. which C. that D. it
10、He studied hard at school when he was young ____ contributes to his success in latter life
A.as B. therefore
C. which D. so that
