先行词
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2020年08月10日 05:54
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身手的意思-学时是什么意思
先 行 词 的 用 法
Where 是 关系 adv. 引导定语从句，表地点。
1，先行词表示从句的动作所发生的地点时，可用 where 或 at /in /to which 引导
2，先行词表定语从句所涉及的对象（即宾语）时，用 that /which 来引导
When 是关系adv. 引导定语从句，表时间。
1，先行词表定语从句的动作所发生的时间时，用 when /at /in /on which 引导
2，表定语从句所涉及的对象，用 that /which
that 和which 在定语从句中的区别和用法：
1，引导非限定性定语从句且先行词为事物名词时
eg : Mr. Smith is dog ,which was now very old , be came ill.
Yesterday I bought a book ,which is English.
2, 当介词前置时
eg : He never forgets the day on which he joined the party.
3,当先行词本身是that
eg : He has found that which he was looking for .
4,当主句主语为 that ,this ,且定语从句修饰这个句子表语时
eg : This is the pen which I bought yesterday.
5, 如果同时有两个定语从句，其中一个句子 that ,另一个句子用 which.
eg : Edison built up a factory which produced things that had were
been seen before.
6, 当先行词后有插入语时
eg : Here is the english grammer book which,as I have told you ,will
help to improve your english.
1，当先行词前有 only ,any,all,few,little,no 等修饰语时
eg : There is little time that we can spare .
2,先行词本身是序数词或被序数词修饰时
eg : Here is the second essay that he has written.
3,先行词被最高级修饰时
eg : This is the best film that I have seen this year .
4,主句是 there be 句型时
eg : There is a seat in the corner that is still free.
5,先行词本身是数词
eg : I bought five books last year ,now you can see the five that are
new .
6,如果同时有两个 定语从句时 ，一个用which ,另一个用that
eg : They built up a factory which produces TV sets that are the most
many nificent.
7,先行词有两个，一个人和物时
eg : They talked about two hours about the school and the persons
that they remembered.
8,先行词作表语（that,this 作主语除外）
eg : September is the month that comes after August and before October
否定含义的词组用倒装：never ,little ,nowhere, not only ~~but also , as well,
not until ,rarely ,not once ,seldom.
no sooner~~than~~,scarcely~~when~~,barely~~when(before)~~,他们位
于句首时，为固定的倒装结构，表示发生了一件事，紧接着又发生了另一件事，相
当于“一~~就~~”，主句一般用过去完成时而从句（when,before/that 引导）用
过去时，表示一般情况时，主句可用现玩，从句用一般现在时。
eg : No sooner had they got in the wheat than it began to rain heavily.
表示方位的副词 here ,there , up , in , down , away , off 等，谓语动词是 be 或 位
移动词 come , go , fly ,run ,rush ,lie 等，主语是名词时用倒装，主语是代词时，不
用倒装。
eg : Here is the book that you want.
Down I went ,again and again.
On went her old brown jacket, on went her old brown here .