内容正文:
2023高考二轮复习
名词
状语从句
(从属连词和状语从句)
考点一
状语从句 连词
时间状语从句 when, while, as, before, until, since, as soon as, the moment
原因状语从句 because, as, since
让步状语从句 although, as, while, even though/if, no matter+疑问词等
目的状语从句 in order that, so that, in case
结果状语从句 so……that, such……that, so that
地点状语从句 where, wherever
条件状语从句 if, unless, so/as long as
方式状语从句 as, as if/through
比较状语从句 as, than
一、时间状语从句
1.when, while, as 引导的时间状语从句
(1)when 表示“当……时;在……期间”。
①When I was a little boy, I used to climb mountains on Sundays.
当我小时候时,星期天常常去爬山。
(2)while 表示“在……期间”,从句中常用延续性动词。
②Please don't talk so loud while others are studying.
在别人学习的时候,请别这么大声音说话。
(3)as表示“一边……一边……,随着……”。
③John sings as he works..
John一边工作,一边唱歌。。
[名师点睛]when还可表原因,意为“既然”。
How can I help them to understand when they won't listen to me?
既然他们不听我说,我怎么帮他们理解?
2.till, until和not ... until引导的时间状语从句
(1)在肯定句中,主句谓语动词必须是延续性动词。
①We walked along the river until/till it was dark.
我们沿着河散步,一直到天黑。
(2)not until置于句首,主句要用倒装结构。
Not until the film began did she arrive.
直到电影开始她才到。
3.as soon as, immediately, directly, instantly, the moment, the minute, the instant, no sooner ... than ..., hardly/scarcely ... when ... 和once(一……就……)
表示从句的动作一发生,主句的动作随即就发生,常译为“一……就……”。从句中常用一般时态代替将来时。
①The moment she arrives,we can start.
她一到,我们就可以开始了。
②The boy burst into tears immediately he saw his mother.
那男孩一见到他妈妈便哭了。
(2)“on+v.ing”和“on+one's+n.”结构。当v.ing和n.在意义上相对应时,这两个结构可以互换。
On arriving / his arrival at the station, the thief was arrested.
刚到火车站,这个小偷就被逮捕了。
4.before与since引导的时间状语从句
(1)before与since的常用句式。
beforee 在……之前;还未……就……;……才……;还没来得及……就……
It will be+一段时间+before ... 过……时间才……
It will not be/was not long+before ... 不久就会/没多久就……
It was+时间段+before ... 过了……(时间)才……
sincee 自从……以来,……
It is/has been+一段时间+since ... (从句用一般过去时)
It was+一段时间+since ... (从句用过去完成时)
①Before they reached the station, the train had gone.
他们还没到达火车站前,火车已经开走了。
②Someone called me up in the midnight, but he hung up before I could answer the phone.(还没来得及……就……)
有人半夜给我打电话,但我还没来得及接就挂断了。
③It will be two years be