专题15 状语从句复习课件
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They got up late so they didn't catch the first train. 结果状语从句
让步状语从句
(1)让步状语从句通常由although, though, even though （尽管……,虽然……)等连词引导。例如： Though he is young, he knows a lot. Although I am tired, I must go on working.
We used the computer in order that we might save time. 我们使用电脑以便能够省时。
结果状语从句
常用引导词：so 所以，so... that…如此……以致于,
Βιβλιοθήκη Baidusuch… that…如此……以致于
常用句型：so+ adj. (adv.) + that
my granny came back home. 3. Mother asks me not to play computer
√ games _____ (before / when) I finish
my homework.
√ 4. You must be tired _____ (after / before) working for eight hours without a rest. 5. Don't worry. I’ll call you _____ (as
时间状语从句 由连词 when（当……时候）, while（当……时候）, before（在……之前）, after（在……之后）, till/ until （直到）, as soon as （一……就……）， as（当……时, 一边……,一边……）, since（从……以来）, whenever （无论何时）等引导。
1.I'll go to see the film with you ______ I have time this evening.
A. whether B. so C. if
D. when
2.The police asked the children _______cross the stree ________ the traffic lights turned green.
---I think he will come if he ______ free tomorrow.
A. comes; is
B. comes; will be
C. will come; is D. will come; will be
3 . ___ you study harder, you'll never pass the exam. A. If B. Until C. Unless D. Except
如果你学习更努力，你就会通过考试。
If you work harder, you’ll pass the exam.
Look and say
If the telephone rings, _I _w_il_l _an_s_w__er_i_t________.
_I_f _y_o_u_g_e_t_u_p_l_a_te____, you will be late for school.
We won’t wait for him, if he doesn’t come before 12o’clock. We won’t wait for him, unless he comes before 12o’clock. 如果他12点前不来，我们就不等他了。
So long as you keep on trying, you will surely succeed. 只要你继续努力，你就会成功。
A. not; before
B. don’t; when
C. not to; until
D. not; after
3 . Tom will call me as soon as he ___ Shanghai A. arrives B. will reach C. arrives in D. get to
I will tell her everything when she comes back. 当她回来时，我将告诉她每一件事。
选择正确的单词完成句子。 1. Some students were reading _____
√(while / when) others were writing. √ 2. I didn’t go to bed _____ (until / after)
Choose the right answer:
1. I'd like to go swimming __the water is not too cold.
A. for B. unless C. if D. whether
2 . ---Do you know if he __to play basket ball with us?
在忘记之前,我要把它写下来。 I’ll write it down before I forget it. 我一到上海就会写信给你。 As soon as I arrive in Shanghai, I will write to you.
W我e 们di一dn直’t 到lea雨v停e u了n才til离th开e 。rain stopped.
soon as / until) I get the news.
√ √ 6. _____ (When / While) class began, we stopped to listen to the teacher carefully.
原因状语从句
常用的引导连词有because, as, for和since。because用于表示直接 原因,回答why提出的问题，语气最强；对于显而易见的原因，常用 as或since。 as用于说明原因, 着重点在主句，常译成“由于”； since表示显然的或已知的理由或事实，常译成“既然“,as和
目的状语从句 常用的引导连词有so that和in order that 译为：以便, 为了, 目的是
我们早起以便能赶上第一班火车。
We got up early so that we could catch the first train. 为了将来能找到更好的工作，他努力学习。 He studies hard so that he could work better in the future.
since 的从句常放在主句之前，而because的从句常放在主句之后；for 因为、由于，是对某种情况加以推断或解释，对前一分句进行附加 说明；它引出的分句必须放在另一分句后。
He didn’t come to school because he was ill. As it is raining, we won't go the zoo. Since you can’t answer the question, I’ll ask someone else. There must be no one in the house， for the door is closed.
so+ adj. + a (an) + n. +that
such +a (an) +adj. + n. + that
such +adj. + n (s) +that 我的铅笔在地上，所以我没看见它。 My pencil was on the floor, so I didn’t see it. 他是如此的穷以至于买不起自行车给他儿子。 He is so poor that he can’t buy a bike for his son. 她是如此好的一个老师以至于每个人都喜欢她。 She is such a good teacher that everybody likes her.
because和so不能同用在一个句子里, 如：
我们不能说： Because it rained hard, so we stayed at home. 应该说：
Because it rained hard, we stayed at home.
或
It rained hard, so we stayed at home.
当我在做作业时，妈妈在做饭。
My mother was cooking while I was doing my homework.
时间状语从句一般不用将来时，如果主句是一 般将来时态、祈使句或者是含有将来的动作和 意味时，由 when, till / until, as soon as 引 导的时间状语从句一般用现在时态来代替将来 时。即主将从现 如：
when, while, as 均可以表示“当……时候”。 when可以和延续性动词连用，也可以和短暂性动词连 用；而while和as只能和延续性动词连用，从句常用进 行时态。如：
When he came in, his mother was cooking. When (While) we were at school, we went to the library every day.
当她回来时，我将告诉她每一件事。 I will tell her everything when she comes back. 当我在做作业时，妈妈在做饭。 My mother was cooking while I was doing my homework. 他在工作十年以后就出国了。 After he had worked for ten years, he went abroad.
(2)although(though)和 but不能用在同一个句子中。如： 我们不能说： Though it was raining hard, but he still went out.
应该说：Though it was raining hard, he still went out.
或 It was raining hard, but he still went out.
If you are ill, you_m__u_s_t_g_o__t_o__s_e_e. a doctor
If you ride a bike in the street,_y_o_u__m__u_s_t_b_e__v_e_r_y__c_a_r_e_f_u.l
条件状语从句 由if（如果）, unless（if...not，除非）, so/as long as （只要）等引导，谈论的是一个有可能发生的事实及其 产生的相关的结果，主句用现在时，从句也用现在时； 主句用过去时，从句也用过去的某种时态。 主将从现具体地讲，主句是一般将来时(包括祈使句和含 有情态动词can, may, must等)，从句也用一般现在时
状语从句
If you are happy and you know it, clap your hand.
如果感到幸福，你就拍拍手。
If the green light isn’t on, wait a minute.
如果绿灯没有亮，就等一下。
如果明天下雨，我们就不去动物园。
If it rains tomorrow,we will not go to the zoo.
4.He took off his coat _______ he felt hot.
A. because B. as C. if
D. since
6. _____ he came to study in the university, he has made much progress in the study of English. A. While B. When C. Since D. After
注意
so that 与so一词之差， 前者连接目的 状语从句， 而后者连接结果状语从句。 从句中动词的时态也有区别： 目的状语从句中时态表示将来、可能性，带有情 态动词can, could, may, might等。而结果状语从句 中表示已经发生。
We got up early so that we could catch the first train. 目的状语从句
让步状语从句
(1)让步状语从句通常由although, though, even though （尽管……,虽然……)等连词引导。例如： Though he is young, he knows a lot. Although I am tired, I must go on working.
We used the computer in order that we might save time. 我们使用电脑以便能够省时。
结果状语从句
常用引导词：so 所以，so... that…如此……以致于,
Βιβλιοθήκη Baidusuch… that…如此……以致于
常用句型：so+ adj. (adv.) + that
my granny came back home. 3. Mother asks me not to play computer
√ games _____ (before / when) I finish
my homework.
√ 4. You must be tired _____ (after / before) working for eight hours without a rest. 5. Don't worry. I’ll call you _____ (as
时间状语从句 由连词 when（当……时候）, while（当……时候）, before（在……之前）, after（在……之后）, till/ until （直到）, as soon as （一……就……）， as（当……时, 一边……,一边……）, since（从……以来）, whenever （无论何时）等引导。
1.I'll go to see the film with you ______ I have time this evening.
A. whether B. so C. if
D. when
2.The police asked the children _______cross the stree ________ the traffic lights turned green.
---I think he will come if he ______ free tomorrow.
A. comes; is
B. comes; will be
C. will come; is D. will come; will be
3 . ___ you study harder, you'll never pass the exam. A. If B. Until C. Unless D. Except
如果你学习更努力，你就会通过考试。
If you work harder, you’ll pass the exam.
Look and say
If the telephone rings, _I _w_il_l _an_s_w__er_i_t________.
_I_f _y_o_u_g_e_t_u_p_l_a_te____, you will be late for school.
We won’t wait for him, if he doesn’t come before 12o’clock. We won’t wait for him, unless he comes before 12o’clock. 如果他12点前不来，我们就不等他了。
So long as you keep on trying, you will surely succeed. 只要你继续努力，你就会成功。
A. not; before
B. don’t; when
C. not to; until
D. not; after
3 . Tom will call me as soon as he ___ Shanghai A. arrives B. will reach C. arrives in D. get to
I will tell her everything when she comes back. 当她回来时，我将告诉她每一件事。
选择正确的单词完成句子。 1. Some students were reading _____
√(while / when) others were writing. √ 2. I didn’t go to bed _____ (until / after)
Choose the right answer:
1. I'd like to go swimming __the water is not too cold.
A. for B. unless C. if D. whether
2 . ---Do you know if he __to play basket ball with us?
在忘记之前,我要把它写下来。 I’ll write it down before I forget it. 我一到上海就会写信给你。 As soon as I arrive in Shanghai, I will write to you.
W我e 们di一dn直’t 到lea雨v停e u了n才til离th开e 。rain stopped.
soon as / until) I get the news.
√ √ 6. _____ (When / While) class began, we stopped to listen to the teacher carefully.
原因状语从句
常用的引导连词有because, as, for和since。because用于表示直接 原因,回答why提出的问题，语气最强；对于显而易见的原因，常用 as或since。 as用于说明原因, 着重点在主句，常译成“由于”； since表示显然的或已知的理由或事实，常译成“既然“,as和
目的状语从句 常用的引导连词有so that和in order that 译为：以便, 为了, 目的是
我们早起以便能赶上第一班火车。
We got up early so that we could catch the first train. 为了将来能找到更好的工作，他努力学习。 He studies hard so that he could work better in the future.
since 的从句常放在主句之前，而because的从句常放在主句之后；for 因为、由于，是对某种情况加以推断或解释，对前一分句进行附加 说明；它引出的分句必须放在另一分句后。
He didn’t come to school because he was ill. As it is raining, we won't go the zoo. Since you can’t answer the question, I’ll ask someone else. There must be no one in the house， for the door is closed.
so+ adj. + a (an) + n. +that
such +a (an) +adj. + n. + that
such +adj. + n (s) +that 我的铅笔在地上，所以我没看见它。 My pencil was on the floor, so I didn’t see it. 他是如此的穷以至于买不起自行车给他儿子。 He is so poor that he can’t buy a bike for his son. 她是如此好的一个老师以至于每个人都喜欢她。 She is such a good teacher that everybody likes her.
because和so不能同用在一个句子里, 如：
我们不能说： Because it rained hard, so we stayed at home. 应该说：
Because it rained hard, we stayed at home.
或
It rained hard, so we stayed at home.
当我在做作业时，妈妈在做饭。
My mother was cooking while I was doing my homework.
时间状语从句一般不用将来时，如果主句是一 般将来时态、祈使句或者是含有将来的动作和 意味时，由 when, till / until, as soon as 引 导的时间状语从句一般用现在时态来代替将来 时。即主将从现 如：
when, while, as 均可以表示“当……时候”。 when可以和延续性动词连用，也可以和短暂性动词连 用；而while和as只能和延续性动词连用，从句常用进 行时态。如：
When he came in, his mother was cooking. When (While) we were at school, we went to the library every day.
当她回来时，我将告诉她每一件事。 I will tell her everything when she comes back. 当我在做作业时，妈妈在做饭。 My mother was cooking while I was doing my homework. 他在工作十年以后就出国了。 After he had worked for ten years, he went abroad.
(2)although(though)和 but不能用在同一个句子中。如： 我们不能说： Though it was raining hard, but he still went out.
应该说：Though it was raining hard, he still went out.
或 It was raining hard, but he still went out.
If you are ill, you_m__u_s_t_g_o__t_o__s_e_e. a doctor
If you ride a bike in the street,_y_o_u__m__u_s_t_b_e__v_e_r_y__c_a_r_e_f_u.l
条件状语从句 由if（如果）, unless（if...not，除非）, so/as long as （只要）等引导，谈论的是一个有可能发生的事实及其 产生的相关的结果，主句用现在时，从句也用现在时； 主句用过去时，从句也用过去的某种时态。 主将从现具体地讲，主句是一般将来时(包括祈使句和含 有情态动词can, may, must等)，从句也用一般现在时
状语从句
If you are happy and you know it, clap your hand.
如果感到幸福，你就拍拍手。
If the green light isn’t on, wait a minute.
如果绿灯没有亮，就等一下。
如果明天下雨，我们就不去动物园。
If it rains tomorrow,we will not go to the zoo.
4.He took off his coat _______ he felt hot.
A. because B. as C. if
D. since
6. _____ he came to study in the university, he has made much progress in the study of English. A. While B. When C. Since D. After
注意
so that 与so一词之差， 前者连接目的 状语从句， 而后者连接结果状语从句。 从句中动词的时态也有区别： 目的状语从句中时态表示将来、可能性，带有情 态动词can, could, may, might等。而结果状语从句 中表示已经发生。
We got up early so that we could catch the first train. 目的状语从句