内容正文:
第一部分 词类语法
连词(Conjunction)
It is the first step that costs troublesome. 万事开头难
必知考点:连词的分类
分类
连词的分类:并列连词和从属连词
并列连词
①并列关系:and, both… and, neither… nor, not only… but also, as well as
②转折关系:but, yet, while, however
③因果关系:so
④选择关系:or, either… or, not… but
从属连词
①时间:when, cine, until, while, as soon as
②地点:where
③原因:because, since
④目的:so that
⑤条件:if, unless, as long as
⑥让步:though, although
⑦比较:as… as, not as(so)… as, than
必考考点:连词的用法
用法
表示并列关系的并列连词
①[and]
a. 表示“和,并且”
·Sue and I left early.
苏和我离开的很早。
b. 连接三个或三个以上的词,每个词后面加逗号,最后一个词前面加[and]
·He enjoys tennis, basketball and football.
他享受网球,篮球和足球。
c. 祈使句后加[and],起到[条件句]的作用,此时[and] = [if you…, you’ll…]
·Go straight on, and you’ll see the library. = If you go straight on, you will see the library.
如果你直走,你将会看到图书馆。
②[both… and…]
a. 表示“两者都”,连接[名词或代词作主语时],谓语动词用[复数形式]
·Both Li Ming and Wei Hua are good at English.
黎明和卫华都擅长英语。
b. 连接[两个成分作主语时],谓语动词用[复数形式]
·You and she are on duty today.
你和她今天都是值日。
c. 用于[否定句]中时,表示[部分否定]
·You can’t speak both German and English.
你不能够既说德语又说英语。
③[neither… nor…]
a. 表示“既不,也不”,连接任意两个并列成分
·She likes neither butter nor cheese.
她既不喜欢黄油也不喜欢奶酪。
b. 连接[两个主句时],谓语动词遵循[就近一致原则]
·Neither dad nor mum is at home.
父亲既不在加母亲也不在家。
④[not only… but also…]
a. 表示“不仅……而且……”,可连接[相同作用的单词、短语或成分]
·Not only you but also I am a student. (并列主语)
不仅你,而且我都是学生。
·Success depends not only on talent but also on effort. (并列宾语)。
成功不仅依赖于天赋而且依赖于努力。
b. 连接[主语]时,谓语动词遵循[就近一致原则]
·Not only you but also I am a good boy.
·Not only I but also you are a good boy.
⑤[as well as]
a. 连接[两个并列成分],表示“也,还”,强调[前一项],后一项只是顺便提及,因此谓语动词遵循[就远原则]
·Your wife as well as you is friendly to me.
你和你妻子都友好的对待我。
b. 用来表示[同级比较],指“一样好”
·You look as well as you did ten years old.
你看起来和你十年前一样。
表示转折关系的并列连词
①[but]
表示[转折关系],含义是“但是”
·Learning the guitar isn’t difficult, but you have to practice.
学习吉他并不困难,但是你得练习。
②[however]
表示[转折关系],含义是“然而”
·He used to be a good driver. However, he had a traffic accident yesterday.
他曾经是一名好的驾驶员。然而,他昨天发生了一起交通事故。
③[yet]
表示[转折关系],含义是“还;尚