初中英语连词专题(2).doc

连词
介绍连词的含义
连词是一种虚词，它不能单独做句子成分，只起连接词与词、短语与短语或句子与句子的作用，也没有词形变化。
并列连词
表并列关系and,both…and…
表转折关系but,while,yet
表选择关系or,either…or…
表因果关系so,for,then

从属连词
引导状语从句
表时间when,while,before,after,assoonas,since,until
表原因as,because,since
表地点where,wherever
表条件if,unless,aslongas
表目的sothat,inorderthat
表让步although,though,eventhough
表方式as,asif
表比较as…as…,…than…
表结果so…that…,such…that
引导宾语从句、主语从句和表语从句
That,whether,if,wh-疑问词

并列连词的基本用法
And
Hestoodupandlefttheclassroom.
HewenttoBeijingandIwenttoShanghailastyear.

Both…and…
BothyouandheareJapanese.
Ilikebothbasketballandfootball.

Or
JohnorIamright.
Wouldyouliketeaorcoffee?

But
Heisfifty,butshestilllooksyoung.
Heistiredbuthappy.
Mikecameherenotforhimselfbutforhisson.

For
Tomwenttosleepsoon,forhewasverytired.
Thesunhasrisen,forthebirdsaresinging.

Either…or…,neither…nor…
EitheryouorsheisgoingtotheGreatWall.
Neithertheteachernorthestudentslikethissong.
注：用either…or…,neither…nor…连接两个名词或代词作主语时，谓语动词采用就近原则。

Notonly…butalso…
Notonlyyoubutalsoyourmotheriscoming.(谓语动词采用就近原则)
ShelearnsnotonlyChinesebutalsoFrench.

从属连词的基本用法
引导时间状语从句的从属连词：when,while,as,after,before,since,until,assoonas.例如：
Strikewhiletheironishot.趁热打铁。
Lilydidn’tknowituntilyoutoldher.

引导原因状语从句的从属连词：because,as,since.例如：
Johndidn’tgotoschoolyesterdaybecausehewasill.
Sinceeverybodyishere,let’sbegin.

引导地点状语从句的从属连词：where,wherever
Putthebookwhereyoufoundit.

引导条件状语从句的从属连词：if,unless,incase,aslongas.例如：
Ifitdoesn’traintomorrow,wewillgotothepark.
Youwon’tlearnEnglishwellunlessyouworkhardatit.

引导目的状语从句的从属连词：sothat,inorderthat.例如：
Speakclearlysothattheycanunderstandyou.

引导让步状语从句的从属连词：though,although,eventhough.例如：

Althoughshewastired,shewentonworking.

7.引导方式状语从句的从属连词：as,asif,asthough.例如：
Itlooksasifitisgoingtorain.
WheninRome,doastheRomansdo.(入乡随俗)

8.引导比较状语从句的从属连词：as…as…,notso/as…as…,than例如：
Youstudyharderthanhedoes.

9.引导结果状语从句的从属连词：so…that…,such…that…例如：
Thebusissofullthathecan’tturnaround.
Itwassuchahotdaythattheywentswimming.

10.引导宾语从句、主语从句和表语从句的从属连词：that,if,whether,what,when,why,