新状语从句公开课(课堂PPT)
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8
2.
(1)引导词:if,unless(=if...not). e.g. If I am free, I will call you. e.g. If it doesn’t rain, we will go for a walk.
unless是从属连词,它引导条件状语从句,译作 “除非……否则的话” 、 "如果....不”
Not until you told me did I have any idea of it.
6
practice:
1. I will go to bed as soon as I __C__my homework. A. will finish B.finishing C. finish
4. I will not watch TV until I finish my homework .
而as,since 引导的从句却不可;
例句: Li Hong didn't go to school
yesterday,because he was ill.
Why are you standing here? ---Because I’m waiting for my uncle.
11
② as从句所表示比较明显的原因和理由(由于,既然) 这种原因一般是大家知道的,一般从句说明原因,主 句说明结果。其从句位于主句之前,
专题句型
状语从句来自百度文库
➢ 考点揭密 ➢ 考点设置 ➢ 典型例题解析 ➢ 课时训练
1
➢ 考点揭密
在复合句中修饰主句中的动词、形容词或副词, 起状语作用的从句叫状语从句。状语从句可置主句之 前,也可置主句之后。前置时,从句后用逗号与主句 分开;后置时,与主句之间无标点符号。
状语从句可分为时间、原因、目的、结果、条件、 比较、地点、让步、方式等九类。
e.g. If you go to the party, you will
have a good time. e.g. You will have a good time if you
go to the party.
2
复合句由一个主句(Principal Clause)和 一个或一个以上的从句(Subordinate Clause)构成。
e.g. You will be late for class unless you start right now.除非你现在出发否则的话年上学就会迟到的。
e.g. You will not succeed unless you work hard. (2)遵循“主将从现”的原则, (即主句若为一般将来时, 从句用一般现在时代替将来。)
注意: as soon as, until/till, since.
a.while所引导的时间状语从句中的时态常用进行 时态。如: When/While he was eating his
breakfast, he heard the doorbell ring.
While he was watching TV, the boy fell asleep. b.as则强调主句和从句的动作在同一时间进行(一
主句是全句的主体,通常可以独立存在 ;从句则是一个句子成分,不能独立 存在。
从句不能单独成句,但它也有主语部分 和谓语部分,就像一个句子一样。所 不同在于,从句须由一个关联词( connective)引导。g
3
➢ 考点设置
1.
(1)引导词:when, while, as, before, after,
5
小结:
till, until和not…until: 1.until/till从句用于肯定句时,主句的动词
是延续性动作,意为“某动作一直延续到某时间点才停 止”。如: We waited until/till he came. (wait 是延续性动词) 2.用于否定句时,主句谓语动词是非延续性动词,意为“ 某动作直到某时间才开始”。此时till/untill可用before代替 如:
He won’t go to bed until her father returns. 3.till不可以置于句首,而until可以。如:
Until you told me I had no idea of it. 4.not…until句型中的强调和倒装说法:
It was not until you told me that I had any idea of it.
9
➢ 考点设置
3.原因状语从句
(1)引导词:because, since, as.
(2)对because 原因状语提问用“why” (3)because 不能与so连用。 (4)because,since,as,for的区别:
10
① because 从句所表示的是对方不知道 的直接的原因,因此在回答以why引导 的特殊疑问句时只可用because,它引导 的从句可以位于主句前或主句后.
=I will not watch TV b__ef_o_r_e I finish My homework .
7
2.My sister w__a_s_r_e_a_d_in__g_(read)her book in the classroom when her teacher came in.
3.I my_w_a_s__d_o_in_g__ (do)homework while my parentsw__e_re__w_a_t_c_h_in_g_(watch) TV last night.
边...一边);也可表示“随着……”.
She sang as she walked along. As the election approached, the violence(暴行)
got worse.
4
c.since从句中用一般过去时,主句用现 在完成时。 It’s / It has been + 一段时间 + since + 时间状语从句”中,译作“自从…以 来, 已经…(时间)了” d.as soon as遵循“主将从现”的原则。 主句中若用一般将来时,从句则用一般 现在时表示将来.
2.
(1)引导词:if,unless(=if...not). e.g. If I am free, I will call you. e.g. If it doesn’t rain, we will go for a walk.
unless是从属连词,它引导条件状语从句,译作 “除非……否则的话” 、 "如果....不”
Not until you told me did I have any idea of it.
6
practice:
1. I will go to bed as soon as I __C__my homework. A. will finish B.finishing C. finish
4. I will not watch TV until I finish my homework .
而as,since 引导的从句却不可;
例句: Li Hong didn't go to school
yesterday,because he was ill.
Why are you standing here? ---Because I’m waiting for my uncle.
11
② as从句所表示比较明显的原因和理由(由于,既然) 这种原因一般是大家知道的,一般从句说明原因,主 句说明结果。其从句位于主句之前,
专题句型
状语从句来自百度文库
➢ 考点揭密 ➢ 考点设置 ➢ 典型例题解析 ➢ 课时训练
1
➢ 考点揭密
在复合句中修饰主句中的动词、形容词或副词, 起状语作用的从句叫状语从句。状语从句可置主句之 前,也可置主句之后。前置时,从句后用逗号与主句 分开;后置时,与主句之间无标点符号。
状语从句可分为时间、原因、目的、结果、条件、 比较、地点、让步、方式等九类。
e.g. If you go to the party, you will
have a good time. e.g. You will have a good time if you
go to the party.
2
复合句由一个主句(Principal Clause)和 一个或一个以上的从句(Subordinate Clause)构成。
e.g. You will be late for class unless you start right now.除非你现在出发否则的话年上学就会迟到的。
e.g. You will not succeed unless you work hard. (2)遵循“主将从现”的原则, (即主句若为一般将来时, 从句用一般现在时代替将来。)
注意: as soon as, until/till, since.
a.while所引导的时间状语从句中的时态常用进行 时态。如: When/While he was eating his
breakfast, he heard the doorbell ring.
While he was watching TV, the boy fell asleep. b.as则强调主句和从句的动作在同一时间进行(一
主句是全句的主体,通常可以独立存在 ;从句则是一个句子成分,不能独立 存在。
从句不能单独成句,但它也有主语部分 和谓语部分,就像一个句子一样。所 不同在于,从句须由一个关联词( connective)引导。g
3
➢ 考点设置
1.
(1)引导词:when, while, as, before, after,
5
小结:
till, until和not…until: 1.until/till从句用于肯定句时,主句的动词
是延续性动作,意为“某动作一直延续到某时间点才停 止”。如: We waited until/till he came. (wait 是延续性动词) 2.用于否定句时,主句谓语动词是非延续性动词,意为“ 某动作直到某时间才开始”。此时till/untill可用before代替 如:
He won’t go to bed until her father returns. 3.till不可以置于句首,而until可以。如:
Until you told me I had no idea of it. 4.not…until句型中的强调和倒装说法:
It was not until you told me that I had any idea of it.
9
➢ 考点设置
3.原因状语从句
(1)引导词:because, since, as.
(2)对because 原因状语提问用“why” (3)because 不能与so连用。 (4)because,since,as,for的区别:
10
① because 从句所表示的是对方不知道 的直接的原因,因此在回答以why引导 的特殊疑问句时只可用because,它引导 的从句可以位于主句前或主句后.
=I will not watch TV b__ef_o_r_e I finish My homework .
7
2.My sister w__a_s_r_e_a_d_in__g_(read)her book in the classroom when her teacher came in.
3.I my_w_a_s__d_o_in_g__ (do)homework while my parentsw__e_re__w_a_t_c_h_in_g_(watch) TV last night.
边...一边);也可表示“随着……”.
She sang as she walked along. As the election approached, the violence(暴行)
got worse.
4
c.since从句中用一般过去时,主句用现 在完成时。 It’s / It has been + 一段时间 + since + 时间状语从句”中,译作“自从…以 来, 已经…(时间)了” d.as soon as遵循“主将从现”的原则。 主句中若用一般将来时,从句则用一般 现在时表示将来.