初中英语状语从句课件102860

扩展练习
1. That was really a splendid evening. It’s been years ____ I enjoyed myself so much. A.when B. that C. before D. since 2. They ___ friends since they met in Shanghai. A. have made B. have become C. have been D. have turned
其他引导词：
（1）until/till 延续性动词+肯定语气：到……为止 e.g.Walk till you come to a white house.
非延续性动词+否定语气：到……才开始 not…until
e.g. We didn´t begin our discussion until he came
A. where
B. when
C. that
D. until
2. — Are you ready for Spain?
— Yes. I want the girls to experience that ____ they are young. (2008上海)
A. while B. until C. if D. before
_____ they are not managed carefully. （2007上
海） A. though B. before
正面 条件
C. until
D. if
反面条件
2. ____ there is a snowstorm or some other bad
weather, the mail always comes on time. （2007上
初中英语状语从句课件 102860
1. What is it?
• 用来修饰主句或主句的谓语
2. what are the sorts?
• 时间状语从句
• 条件状语从句 • 地点状语从句 • 原因状语从句 • 让步状语从句 • 目的状语从句 • 结果状语从句 • 比较状语从句
1. 时间状语从句
Examples:
谢谢！
条件状语从句题的破题方法
1. 读题，确认从句和主句 2. 分析从句和主句之间的逻辑关系（正面条件/反面条 件） 3. 根据逻辑关系选择合适的引导词 正面条件：if, as long as 反面条件：if … not, unless
真题演练
1. Small sailboats can easily turn over in the water
for: 语气最弱，不能放在句首。
e.g. It must have rained last night, for the ground
is wet.
真题演练
______ everybody knows about it, I don’t want to talk any more. （2009上海） A. For B. Even C. Since D. However
2. My uncle ___ until he was forty-five.（2000上海）
A. married
B. didn't get married
C. was not marrying D. would marry
• (2) • once, the moment, as
soon as • 表示“一…就…”
back.
真题演练
1. A good storyteller must be able to hold his
listeners’ curiosity _______ he reaches the end of
ten B. unless C. after D. until
• When/As/While he was eating his breakfast, he
heard the door bell.
• It has been two years since I came to Beijing. • Whenever we met with difficulties, they came to
help us.
• I got in touch with him immediately I received his
letter.
• My sister came the moment she got my message. • Every time I catch a cold, I have pain in my back.
2.条件状语从句
逻辑关系：假设 引导词：① if, unless (if not)
e.g. You will not pass the exam unless you work
hard.
= You will not pass the exam if you don’t work
hard.
② 在……条件下：as long as e.g. As long as I get my father’s permission, I’ll go!
时间状语从句的破题方法
判断主句和从句 动作的延续性
非延续性：
when
延续性：when,
while, as
同时 while
伴随 as
真题演练
1. He transplanted the little tree to the garden ____ it was the best time for it. （2007上海）
真题演练
• Where there is a will, there is a way. _有_志__者__事_竟__成_。____________ • 无论你去哪里, 我都去。 _W_h_e_r_e_v_e_r _y_ou__g_o,_I__go__t_oo_．__
4. 原因状语从句
(1) 引导原因状语从句的连词有 _b_e_c_au_s_e_ __si_n_c_e_ __a_s _ _n_o_w_t_h_a_t_ (2) because, since, as, for 用法比较： because: 语气最强，回答why时用because，所表示的
两种since的句型
since：“自…以 来” ①. 主句用现在完成时（或现在完成进行时）时，从句 中用一般过去时
e.g. I’ve lived here since I came to Beijing.
②. It is (has been)…..+ since +一般过去时 It is five years since I began to learn English.
• e.g. Once he goes, we
can clean up.
(3) before, after 表示时间的先后 e.g. I found his pen after he had left.
真题演练
1. A dozen ideas were considered ____the architect decided on the design of the building. （2006上海） A. because B. before C. whether D. unless
you can come and buy it next time. as: “由于….” 语气较弱，较口语化，表明显的原因或已
知的事实，常放在句首。
e.g. As he had been ready for the worst, he was
not disappointed at the result.
海春季）
A. Because
B. If
C. When
D. Unless
3. 地点状语从句
常用引导词: __w_h_e_r_e___
特殊引导词: __w_h_e_r_e_v_er__ __a_n_y_w_h_er_e___
_e_v_e_r_y_w_h_er_e__
① Air will be heavily polluted where there are factories. ②Wherever you go, you should work hard. ③ Do you know anywhere I can buy a second-hand computer? ④ He follows me everywhere I go.
辨析：when / while / as
• 从句动词为非延续性动词: when
The boy cried when he saw his mother.
• 从句动词为延续性动词: while, as , when均可 while强调“在……的同时” as强调“伴随”的状态，“一边…一边…”
Tom fell asleep while Jerry was giving a lecture. He sang as he went along．
是直接理由，因果关系不能同so连用。
e.g. ---Why are you late?
--- Because there is a traffic jam.
since/ now that: “既然…..” 表对方已知的事实或理由， 常放在句首。
e.g. Since you have got enough money with you now,