外研版高中英语必修四module3语法课件教学内容

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- Crazy English
2020/6/3
5
Adverbial clause of condition（条件状语从句）
Conclusion Ⅰ 主将从现（talking about future）
If you come ealier, you will see him tomorrow.
= Come ealier and you __w__i_ll__s_e__e_____ (see) him
引lo导n_g_条_a件_s_,状_ss语_oo_从_lloo_句n_n的g_g_连asa接,s
Youosnhaclol ngdeittaiopnrtizheat_,__o__n__c_o_n__d_i_tion that
providing/provided, if (suppose),
unless (if…not) p_r_o_v_i_d_i_n_g__/ _p_r_ovided
you p时a态ss要th求e ：fin主al将ex从am现s.
只要你期末考试通过，你将获得一份奖励。
2020/6/3
8
Adverbial clause of concession（让步状语从句）
Enjoy a song and fill out the blankets.
Right here waiting
如果工作是一种乐趣，生活则是一种享受； 如果工作是一种义务，生活则是一种苦役。
Conclusion Ⅱ 主现从现（talking about situations or habits）
when也可以用来表示条件意味=if
2020/_g_ as
Conclusion Ⅲ 词常见的有：as

D．so that
解析：选 C 。句意：他准备好了相机，万一看见能拍
一张好照片的东西(就可以拍下来了)。结合句意可知应
选in case，“以防，万一”。even if “即使”；if only“要
brings value to the ቤተ መጻሕፍቲ ባይዱife of others.
A．so that
B．no matter how
C．as long as
D．except that
解析：选 C 。考查连词。句意：只要一个人给别人的
生活带来价值，那么他的生命就有价值。as long as意为
“只要”，符合句意。so that意为“以便，结果”；no
Grammar
条Zx.xk件状语从句和让步状语 从句
一、条件状语从句 条件状语从句是表示主句动作发生的前提或条件的
从句。 1．条件状语从句中的时态
条件状语从句中主句和从句之间的时态要保持一致。 (1)当主句和从句的谓语动词都是单纯陈述过去的事情时，
主句和从句都可用一般过去时。 If it rained, I went to work by taxi. 如果天下雨，我坐出租车去上班。
2．if和unless引导条件状语从句 if表示正向条件，意为“如果”；unless表示反向条件，意为 “除非，如果不”。 If you ask him, he will help you. 如果你请求他，他会帮助你。
You will fail to arrive there in time unless you start earlier. 如果你不早点动身，你就不能及时赶到那儿。 [点津] ①if引导的条件状语从句既可以表示真实条件，又 可以表示与事实相悖或实现的可能性不大的非真实条件(虚 拟语气)。

sports meeting? 5. He will sign the contract provided we
offer more favorable terms.
ppt课件，可编辑
条件状语从句常由 if, unless, in case, on condition that, as long as, provided (that), providing (that), suppose (that), supposing (that) 等 连词引导。
ppt课件，可编辑
if
1. If you use your head, you’ll find a way. 2. If you don’t obey the rules, you’ll be
punished. 3. If you are asked to Australian homes,
you will prat or fish on an open air.
sun, sea and beach. (2008 全国I)
A. as if
B. as long as
C. now that D. in order that
ppt课件，可编辑
Grammar 1 –2 find more examples of sentences with if or
when in the passage?
➢If our right hand is busy greeting someone, it can’t be holding a weapon.
in case In case he gives me a phone call, tell him that I will call him back.

【答案】 were put
【例 5】 After school we went to the reading-room to do some
reading，only to be told that it
(decorate)．
【解析】 the reading-room 与 decorate 之间为被动关系，故 用被动语态形式，表示过去特定的时间在发生的事用过去进行
【答案】 will be improved
【例 4】 The letters for the boss but he didn't read them until three days later.
(put) on his desk
【解析】 letters 与 put 之间为被动关系，故用被动语态形 式。
because their own house
(rebuilt)．
【解析】 for the moment 与现在进行时连用。
【答案】 is being rebuilt
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Module 4
Great Scientists
Section Ⅲ Grammar
表一：被动语态的构成
表二：被动语态的用法
被动语态的用法巧记 谁做的动作不知道，说出谁做的没必要；突出承受者或礼貌， 用被动语态错不了。 被动不离“be”“pp.”，pp.前面助动 be。主谓一致莫忘记，句 中时态要留意。
态。
【答案】 are interviewed
【例 3】 We are confident that the environment (improve) by our further efforts to reduce pollution.