内容正文:
第三讲 并列句和状语从句
考点一 并列句
(一)常见并列连词
1.表并列、递进或顺承关系的并列连词:and、both...and...、neither...nor...、not only...but also...、as well as
Not only the teacher but also his students were invited.
不但那位教师被邀请了,而且他的学生们也被邀请了。
[特别提示]
and可以用来连接两个或两个以上的单词、短语或句子,表示一种顺承的关系。both...and...连接两个并列主语时谓语动词用复数。neither...nor...连接的并列成分可以在句中作主语、宾语、表语等;连接并列成分作主语时,谓语动词通常与nor后的部分保持一致。not only...but also...强调后者;连接并列主语时,谓语动词与but also后面的主语保持一致。
2.表转折的并列连词:but、yet;表对比关系的并列连词:while
The failure was a big blow to him,but he wasn’t discouraged and soon got as enthusiastic as ever.
这次失败对他是个很大的打击,但他并没有沮丧,很快便像以前一样满怀热情。
I was never very neat,while my roommate Kate was extremely organised.
我从来都不是很整洁,而我的室友凯特却极有条理。
[特别提示]
but不与although/though连用,但yet、still可与although/though连用。
3.表选择关系的并列连词:or、either...or...、not...but...
They gave money to the old people’s home either personally or through their companies.
他们给那家养老院捐钱,有的是以个人的名义,有的则是通过他们的公司。
[特别提示]
or用于否定句中连接并列成分,表示“和,与”;either...or...连接的并列成分可在句中作主语、宾语、表语等;连接并列成分作主语时,谓语动词通常与or后的部分保持一致。
4.表因果关系的并列连词:so、for
He found it increasingly difficult to read,for his eyesight was beginning to fail.
由于他的视力开始衰退,他发现读书越来越困难了。
[特别提示]
for “由于,因为”,表示原因,不能单独使用;for引导的从句不能位于not、but或任何连词之后。
so “因此,所以”,表示结果,so不能和because连用。
(二)并列连词构成的常用句型
1.and构成的句型
(1)祈使句+and+陈述句(祈使句相当于一个条件状语从句,and后面的句子相当于一个表示结果的主句。)
Work hard,and you will succeed.(= If you work hard,you will succeed.)
努力学习,你就会成功。
(2)名词词组+and+陈述句(名词词组相当于一个条件状语从句,其中常含有more、another等词。)
Another try,and you’ll make a success.
再试一次,你就会取得成功。
2.or (else)构成的句型
(1)祈使句+or (else)+陈述句
Seize the chance,or (else) you’ll regret.
抓住这次机会,否则你会后悔的。
(2)名词词组+or (else)+陈述句
More healthy food,or (else) you’ll break down sooner or later.
多吃健康食品,不然你迟早会垮掉。
3.when构成的句型
when引导并列句,意为“正在……这时……”,表示某件事正在发生或刚要发生或刚刚完成时,突然发生另一件事。
(1)sb.be doing sth.when...某人正在做某事,这时……
Last Monday,I was walking in the street when I suddenly saw an old man fall off his bicycle.
上周一,我正走在街上,这时我突然看到一位老人从自行车上摔了下来。
(2)sb.be about to do sth.when...某人正要做某事,这时……
We were about to set off when it suddenly began to