if 虚拟语气的用法PPT课件
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高中英语课件-if虚拟语气讲解课件
15 points
如果没有虚拟语气，英语会更简单一些。 If there _w_e_r_e_ (be) no subjunctive mood, English _w_o_u_l_d_b__e__ much easier.
30 points
If_w_e__p_la_n_t_e_d__m_o_r_e_t_r_e_e_s__,people in Fengcheng__w_o_u_l_d_s_e_e__a_c_le_a_r__b_lu_e__s_k_y
IIff BBaajjiiee mmaarrrriieedd tthheeggirirllnnooww,,hwehat mmiigghhtt//sshhoouulldd fheeelfehealp?py.
If I were the student, I would not sleep in class.
Three Days to See
Sometimes I have thought it would be an excellent rule to live each day as if we should die tomorrow. Such an attitude would emphasize sharply the values of life.
时间
与_过__去_事实
相反(现在,过 去,未来)
if……（谓语） 主句（谓语）
_主___语_________ _主__语____________
+had done
_+_w_o_u__ld_/_c_o_u__ld_/
_s_h_o_u_l_d_/_m_i_g_h_t__+ have done…
Part 3: Activity 7 Watch and learn 1.If I became a teacher , I would not do so much homework
If引导的虚拟语气(共13张PPT)
2. 对过去的虚拟 if条件句中的谓语动词
主句的谓语动词
had done
should/ would/ could/ might + have done
If I had known that yesterday, I would/ could/ should/ might have told you.
一个坚持 (insist)、 两个命令 (order, command)、 三个建议 (advise, suggest, propose)、 四个要求 (demand, require, request, ask)
这类虚拟语气由“should+动词原形”构成，
3. If I _h_a_d_m__e_t ____ (meet) you yesterday,
wew_o_u__ld__h_a_v_e_g_o_n_e (go) to the concert
together.
对过去假设
1. If I ____ a map, I would lend it to you.
earth?
对现在假设
2. What _w_o_u_l_d_h_a_p_p_e_n__(happen) if you
_w_e_r_e_t_o_g_e_t_u_p_/_g_o_t_u_p_/_s_h_o_u_l_d__g_et_u__p____
(get up) too late tomorrow? 对将来假设
1. The teacher suggested that we (should)
have a rest. 宾语从句
主语从句
2. It is suggested that he (should) come to
《if的虚拟条件句》课件
首先，需要识别出真实条件句中的时间状语，如过去、现在或将来，这决定了虚拟语气的时态。然后，将真实条 件句的主语和谓语进行相应的转换，使用虚拟语气形式。例如，真实条件句“If he were here, he would help.”可以转换为“If he were here, he would help.”（如果他在这里，他会帮忙。）
虚拟语气结合使用，以增强表达的语气。
例子
03
He talked as if he had been there. （他说得好像他去过那里
一样。）
as though引导的虚拟条件句
总结词
表示“好像”或“似乎”
详细描述
as though 与 as if 相似，用于表示一种不太可能发生的情况或 虚构的情境，通常与虚拟语气结合使用。
与过去事实相反的虚拟条件句
总结词
表示与过去事实相反的情况，假 设条件与结果关系。
详细描述
使用“if+had+过去分词+主语， 主语 +would/could/might/should+ have+过去分词”的结构，表示 与过去实际情况相反的假设条件 。
与将来事实相反的虚拟条件句
总结词
表示与将来事实相反的情况，假设条件与结果关系。
《if的虚拟条件句》ppt课件
目录
• 虚拟条件句的定义和分类 • if虚拟条件句的形式和用法 • if虚拟条件句的时态 • if虚拟条件句的从句谓语形式 • if虚拟条件句的特殊用法 • if虚拟条件句与真实条件句的转
换
01
虚拟条件句的定义和分类
虚拟条件句的定义
01
虚拟条件句是一种特殊的条件句 ，表示假设或非真实的情况，与 现实情况相反。
虚拟语气结合使用，以增强表达的语气。
例子
03
He talked as if he had been there. （他说得好像他去过那里
一样。）
as though引导的虚拟条件句
总结词
表示“好像”或“似乎”
详细描述
as though 与 as if 相似，用于表示一种不太可能发生的情况或 虚构的情境，通常与虚拟语气结合使用。
与过去事实相反的虚拟条件句
总结词
表示与过去事实相反的情况，假 设条件与结果关系。
详细描述
使用“if+had+过去分词+主语， 主语 +would/could/might/should+ have+过去分词”的结构，表示 与过去实际情况相反的假设条件 。
与将来事实相反的虚拟条件句
总结词
表示与将来事实相反的情况，假设条件与结果关系。
《if的虚拟条件句》ppt课件
目录
• 虚拟条件句的定义和分类 • if虚拟条件句的形式和用法 • if虚拟条件句的时态 • if虚拟条件句的从句谓语形式 • if虚拟条件句的特殊用法 • if虚拟条件句与真实条件句的转
换
01
虚拟条件句的定义和分类
虚拟条件句的定义
01
虚拟条件句是一种特殊的条件句 ，表示假设或非真实的情况，与 现实情况相反。
英语语法If型虚拟语气PPT课件
第7页/共34页
make the right decision. If he hadn't given up then, he would have got worse injured.
After Liu dropped out of the race, China’s Internet was filled with comments that ranged from sympathy to suspicion. It is hard to imagine how much Liu suffered. Luckily, he didn't lose heart. “I never quit easily,” he said," I believe I will come back.” Yes, he made it. If he hadn't been so determined, he wouldn't have succeeded again.
与现在sk事y实.
相反的假设
1. did 2. were
would,should,could,might ＋V.(原)
第11页/共34页
虚拟语气
Case1: If型虚拟条件句
1. If I succeeded in passing the test tomorrow, I would be very happy.
第14页/共34页
She had her teeth pulled out because she ate too much candy.
If she hadn’t eaten so much candy, she wouldn’t have had her teeth pulled out.
make the right decision. If he hadn't given up then, he would have got worse injured.
After Liu dropped out of the race, China’s Internet was filled with comments that ranged from sympathy to suspicion. It is hard to imagine how much Liu suffered. Luckily, he didn't lose heart. “I never quit easily,” he said," I believe I will come back.” Yes, he made it. If he hadn't been so determined, he wouldn't have succeeded again.
与现在sk事y实.
相反的假设
1. did 2. were
would,should,could,might ＋V.(原)
第11页/共34页
虚拟语气
Case1: If型虚拟条件句
1. If I succeeded in passing the test tomorrow, I would be very happy.
第14页/共34页
She had her teeth pulled out because she ate too much candy.
If she hadn’t eaten so much candy, she wouldn’t have had her teeth pulled out.
if条件句中虚拟语气用法PPT课件
与将来事实相反的虚拟语气
表示与将来实际情况相反的情况，使用“would+动词原形”的形 式。
虚拟语气的使用场景
表达假设或虚构的情况
文学作品中的表达
当需要表达与实际情况相反的情况时， 可以使用虚拟语气来强调这种假设或 虚构的情境。
在文学作品中，虚拟语气常常被用来 表达作者对人物、情节或情感的虚构 和想象。
03 if条件句中虚拟语气的用 法
表示与事实相反的情况
1 2
结构
if+虚拟语气+主句
例子
If I were you, I would take the job. (如果我是 你，我就会接受这份工作。)
3
解释
此句表示“如果我是你”，但实际上“我不是 你”，所以使用虚拟语气。
表示主观愿望和假设
01
语气一致性
在if条件句中，虚拟语气的语气要保 持一致，即主句和从句的语气要相呼 应。
例如，在表示与现在事实相反的虚拟 语气中，主句和从句都应使用一般过 去时（would+动词原形），表示假设 的情况。
语境理解
在使用if条件句中的虚拟语气时，要充分理解语境，根据上下文判断是否需要使 用虚拟语气。
例如，在描述与将来事实相反的虚拟语气时，需要根据上下文判断是否需要使用 将来完成时（would+have+过去分词），表示与将来事实相反的情况。
if条件句中虚拟语气用法ppt课件
contents
目录
• 虚拟语气简介 • if条件句中虚拟语气的形式 • if条件句中虚拟语气的用法 • if条件句中虚拟语气的注意事项 • 练习与巩固
01 虚拟语气简介
定义与特点
定义
虚拟语气是一种特殊的动词形式 ，用来表示与实际情况相反的情 况或者假设的情况。
表示与将来实际情况相反的情况，使用“would+动词原形”的形 式。
虚拟语气的使用场景
表达假设或虚构的情况
文学作品中的表达
当需要表达与实际情况相反的情况时， 可以使用虚拟语气来强调这种假设或 虚构的情境。
在文学作品中，虚拟语气常常被用来 表达作者对人物、情节或情感的虚构 和想象。
03 if条件句中虚拟语气的用 法
表示与事实相反的情况
1 2
结构
if+虚拟语气+主句
例子
If I were you, I would take the job. (如果我是 你，我就会接受这份工作。)
3
解释
此句表示“如果我是你”，但实际上“我不是 你”，所以使用虚拟语气。
表示主观愿望和假设
01
语气一致性
在if条件句中，虚拟语气的语气要保 持一致，即主句和从句的语气要相呼 应。
例如，在表示与现在事实相反的虚拟 语气中，主句和从句都应使用一般过 去时（would+动词原形），表示假设 的情况。
语境理解
在使用if条件句中的虚拟语气时，要充分理解语境，根据上下文判断是否需要使 用虚拟语气。
例如，在描述与将来事实相反的虚拟语气时，需要根据上下文判断是否需要使用 将来完成时（would+have+过去分词），表示与将来事实相反的情况。
if条件句中虚拟语气用法ppt课件
contents
目录
• 虚拟语气简介 • if条件句中虚拟语气的形式 • if条件句中虚拟语气的用法 • if条件句中虚拟语气的注意事项 • 练习与巩固
01 虚拟语气简介
定义与特点
定义
虚拟语气是一种特殊的动词形式 ，用来表示与实际情况相反的情 况或者假设的情况。
if条件句中虚拟语气课件PPT课件
学习心得体会
通过本课的学习，我深入了解了虚拟 语气的使用规则和应用场景，对英语 语法有了更深入的认识。
本课的学习不仅提高了我的英语水平， 也让我对英语语法产生了更浓厚的兴 趣。
在学习过程中，我遇到了一些困难， 但通过不断练习和总结，我逐渐掌握 了虚拟语气的使用技巧。
在未来的学习中，我将继续深入探索 虚拟语气在不同语境中的应用型
01
与现在事实相反的虚拟语气
表示与当前实际情况相反的情况，使用过去时态来表示。例如：“If I
were you, I would choose the latter option.”
02
与过去事实相反的虚拟语气
表示与过去实际情况相反的情况，使用过去完成时态来表示。例如：
“If I had known the answer, I would have told you earlier.”
03
与将来事实相反的虚拟语气
表示与将来实际情况相反的情况，使用过去时态或过去完成时态来表示
。例如：“If I were to do it again, I would make different
choices.”
03 if条件句中虚拟语气的用 法
表示与现在事实相反的情况
总结词
使用would+动词原形
填空题
• 题目：If he _____ the right answer, he would have won the game.
填空题
答案
01
had given
解析
02
从句与过去事实相反，表示与过去事实相反的情况，从句用“
过去完成时”。
题目
03
If she _____ more attention in class, she would have
if虚拟语态PPT课件
Key:D
第31页/共35页
Kitty talks as if she ______ on the spot. A. is B. were C. has been D. be
Key: B
第32页/共35页
Subjunctive
Mood
用在状语从句中 （一）
说明
例句
虚拟语气用在由as if 或 as though 引导的比较 方式状语从句中，其谓语 动词形式与 wish 后的宾 语从句中的谓语动词形式 相同
当虚拟条件句含有were, had, should时，可以省略if，而把were, had, should 移到主语之前，即用倒装句
第13页/共35页
If sb were sth/sb，Sb would do sth. If I were you，I would not do like that. Were I you，I would not do like that.
第14页/共35页
If sb were sth/sb，Sb would do sth. If I were you ,I would ask our teacher for advice. Were I you ,I would ask our teacher for advice.
第15页/共35页
第33页/共35页
二. 虚拟语气在as if (as though)等引导的从 句中.
They look as if they were real brothers. 他们俩看起来好像真的是亲兄弟一样。
第22页/共35页
2.表示过去的事实相反，谓语动词用过去 完成式。例如： He talks as if he had really been there. 他说得好象他当时真的在那里一样。 He talked as if nothing had happened. 他说得好像什么事情也没有发生过。
第31页/共35页
Kitty talks as if she ______ on the spot. A. is B. were C. has been D. be
Key: B
第32页/共35页
Subjunctive
Mood
用在状语从句中 （一）
说明
例句
虚拟语气用在由as if 或 as though 引导的比较 方式状语从句中，其谓语 动词形式与 wish 后的宾 语从句中的谓语动词形式 相同
当虚拟条件句含有were, had, should时，可以省略if，而把were, had, should 移到主语之前，即用倒装句
第13页/共35页
If sb were sth/sb，Sb would do sth. If I were you，I would not do like that. Were I you，I would not do like that.
第14页/共35页
If sb were sth/sb，Sb would do sth. If I were you ,I would ask our teacher for advice. Were I you ,I would ask our teacher for advice.
第15页/共35页
第33页/共35页
二. 虚拟语气在as if (as though)等引导的从 句中.
They look as if they were real brothers. 他们俩看起来好像真的是亲兄弟一样。
第22页/共35页
2.表示过去的事实相反，谓语动词用过去 完成式。例如： He talks as if he had really been there. 他说得好象他当时真的在那里一样。 He talked as if nothing had happened. 他说得好像什么事情也没有发生过。
if引导虚拟语气条件句PPT课件
06
总结与回顾
回顾if引导虚拟语气条件句的用法
虚拟语气在条件句中的用法
在条件句中，使用虚拟语气表示与实际情况相反的情况，或者表 示假设、猜测等。
虚拟语气的形式
虚拟语气有多种形式，包括与现在事实相反、与过去事实相反、与 将来事实相反等。
虚拟语气的时态
虚拟语气与时态有关，需要根据实际情况选择适当的时态。
况，主句用would+have+过 去分词的形式。
翻译题
01
02
03
中文
如果我知道这个消息，我 早就告诉你了。
英文
If I had known the news, I would have told you long ago.
解释
从句表示与过去事实相反 的情况，主句用 would+have+过去分词 的形式。
题目
If he _______ the money, he _______ able to buy a car.
had had; would be
答案
解释
从句表示与过去事实相反的情况，主句用would+______ rained last night,
the ground would be wet this morning.
表示与事实相反的情况
总结词
与事实相反的情况是指条件句中的假设与现实情况相 反，主句使用虚拟语气表示与实际情况的差异。
详细描述
在英语中，当if引导的条件句表示与事实相反的情况时， 主句通常使用虚拟语气。这种用法常用于表示某种假设 的情况并未实现，而是与现实情况相反。例如，“If I were you, I would not make that mistake again.” （如果我是你，我不会再犯那个错误了。）这句话表示 的是假设自己是对方，但实际上并不是，提醒对方不要 犯同样的错误。
虚拟语气-完整版PPT课件
= Our suggestion is that you (should) be there on time
= It is our suggestion that you (should) be there on time.
= It is suggested that you (should) be there on time.
2.If I had had time, I would have stayed there. Had I had time,
3.If it should rain/If it were to rain tomorrow, I would stay at home. Should it rain tomorrow, Were it to rain tomorrow
3）. 错综时间条件句： If you had followed the doctor’s advice, you would feel better now.
条件从句谓语与主句谓语发生时间不一致时，被称为 错综时间条件句。此时主句和从句的谓语动词要依照 假设的时间而定。
If he _h_a_d__s_p_e_n_t(spend) more time practicing speaking English before, he _w_o_u_l_d_b_e____(be) able to speak it better now.
你该离开了。
should do
It’s high time( that )you left.
It’s high time( that) you should leave.
我们该下课了。 It’s time that we had a break. It’s time that we should have a break.
= It is our suggestion that you (should) be there on time.
= It is suggested that you (should) be there on time.
2.If I had had time, I would have stayed there. Had I had time,
3.If it should rain/If it were to rain tomorrow, I would stay at home. Should it rain tomorrow, Were it to rain tomorrow
3）. 错综时间条件句： If you had followed the doctor’s advice, you would feel better now.
条件从句谓语与主句谓语发生时间不一致时，被称为 错综时间条件句。此时主句和从句的谓语动词要依照 假设的时间而定。
If he _h_a_d__s_p_e_n_t(spend) more time practicing speaking English before, he _w_o_u_l_d_b_e____(be) able to speak it better now.
你该离开了。
should do
It’s high time( that )you left.
It’s high time( that) you should leave.
我们该下课了。 It’s time that we had a break. It’s time that we should have a break.
if引导的虚拟语气 精美PPT
C. would have
D.had had
Practice
C 5. If I were to be a doctor, I
those patients.
A.will help
B.help
C.would help
D. would have helped
Practice
D 6.If I
the USA last year, I would have gone to New York City.
A. visited
B.were to visit
C. should visit
D. had visited
Practice
翻译
1.如果我是蜘蛛侠，我会尽最大努力拯救地球。
If I were Spider-man, I would try my best to save the world.
Practice
将来
did/were to do/should do
would(could/might... )do
Practice
单选题
B 1. If there were no subjunctive mood, English much easier to learn.
A. could have been
B. would be
if引导的虚拟条件句的用法
根据事情发生的不同时间，if引导的虚拟条件句可以假设 现在，将来或过去的事情。
if引导的虚拟条件句的用法
对现在假设
If I had one million dollars,I would buy a Lamborghini.
if引导的虚拟条件句的用法
if引导的虚拟条件句ppt课件.ppt
if引导的虚拟条件句ppt课件.ppt1、虚拟语气------if引导的虚拟条件句虚拟语气(if条件句)Iftheworkingconditionsarenottoobad,Iwillacceptthejob.Ift heworkingconditionswerenottoobad,Iwouldacceptthejob.真实条件句：对现有事实的一种陈述，使用的是陈述语气〕---表达一种看法〔工作条件状况未知〕非真实条件句---虚拟语气〕表达一种假设〔与事实相反---工作条件已经很糟糕了〕If引导的虚拟条件句的三种类型带if的虚拟条件句省略if的虚拟条件句隐藏if的虚拟条件句Ⅰ、带if的虚拟条件句Ifsheinvitedme,Iwouldgototheparty.Ifshehadinvitedmeyest2、erday,Iwouldhavegonetotheparty.Ifsheshouldinvitemetomorrow, Iwouldgototheparty.与如今事实相反：if条件句用一般过去时〔动词be用were〕主句用would(should/could/might)+动词原形IamsorryIamverybusyjustnow.IfIhadtime,Iwouldcertainlygototh emovieswithyou.Ifyoucouldbeartheloneliness,youmightsucceed. Ifwehadn’tmadeadequatepreparations,thepartywouldn’thavebe ensosuccessful.The3、floodmighthavecausedgreatdamagetothepeople,ifwehadn’tbuilt somanydams.与过去事实相反：if条件句中用过去完成时主句用would〔should/could/might〕+have+过去分词。
if条件句虚拟语气PPT课件
if条件句虚拟语气ppt课件
• 引言 • if条件句虚拟语气的基本结构 • if条件句虚拟语气的特殊结构 • if条件句虚拟语气在句子中的应用 • if条件句虚拟语气在写作中的应用 • if条件句虚拟语气的常见错误分析
01
引言
什么是虚拟语气
01
虚拟语气是一种特殊的动词形式 ，用于表达与现实情况相反的情 况或假设条件下的情感、态度和 观点。
04
if条件句虚拟语气在句子中的应用
在宾语从句中的应用
要点一
宾语从句中的if虚拟语气用于表示 与事实相反的情况，通常…
“If I were you, I would take the job.”（如果我是你，我 会接受这份工作。）
要点二
在宾语从句中，有时可以使用 “would+动词原形”代替…
“He said if he had known the truth, he would have told her.”（他说如果当时知道真相，他会告诉她的。）
在表语从句中的应用
要点一
表语从句中的if虚拟语气用于表示 对现在的虚拟，通常使用…
“The solution is that if we were to increase the number of employees, we would improve productivity.”（解决 方案是如果我们增加员工数量，我们将提高生产率。）
形”结构。
例句
If I had known the answer, I would have told you. (如果我 早知道答案，我早就告诉你了。)
与过去事实相反的虚拟语气
总结词
表示与过去事实相反的情况，假设条件与结论都是虚拟的。
• 引言 • if条件句虚拟语气的基本结构 • if条件句虚拟语气的特殊结构 • if条件句虚拟语气在句子中的应用 • if条件句虚拟语气在写作中的应用 • if条件句虚拟语气的常见错误分析
01
引言
什么是虚拟语气
01
虚拟语气是一种特殊的动词形式 ，用于表达与现实情况相反的情 况或假设条件下的情感、态度和 观点。
04
if条件句虚拟语气在句子中的应用
在宾语从句中的应用
要点一
宾语从句中的if虚拟语气用于表示 与事实相反的情况，通常…
“If I were you, I would take the job.”（如果我是你，我 会接受这份工作。）
要点二
在宾语从句中，有时可以使用 “would+动词原形”代替…
“He said if he had known the truth, he would have told her.”（他说如果当时知道真相，他会告诉她的。）
在表语从句中的应用
要点一
表语从句中的if虚拟语气用于表示 对现在的虚拟，通常使用…
“The solution is that if we were to increase the number of employees, we would improve productivity.”（解决 方案是如果我们增加员工数量，我们将提高生产率。）
形”结构。
例句
If I had known the answer, I would have told you. (如果我 早知道答案，我早就告诉你了。)
与过去事实相反的虚拟语气
总结词
表示与过去事实相反的情况，假设条件与结论都是虚拟的。
高考英语二轮专题复习课件：虚拟语气在if条件状语从句中使用(30张PPT)
1. Is the singer a boy?
2.Will the singer become a boy?
“如果我是个男孩，我可以了解要怎样去爱一 个女孩。” “If I were a boy, I could understand how it feels to love a girl.”
定义：if条件句所假设的事情与事实相反、或发 生的可能性不大，即为虚拟条件句。
used in the if-clauses(从句) and the
principal sentences?
高考英语二轮专题复习课件：虚拟语 气在if 条件状 语从句 中使用 （30张P PT）
高考英语二轮专题复习课件：虚拟语 气在if 条件状 语从句 中使用 （30张P PT）
Dialogue 1
高考英语二轮专题复习课件：虚拟语 气在if 条件状 语从句 中使用 （30张P PT）
Dialogue 2
A: Did the hare(兔子) win the game ?
A: I didn’t pass my examination. B: What a pity! A: Yeah. If I had taken my teacher’s advice, I
would have passed the examination.
高考英语二轮专题复习课件：虚拟语 气在if 条件状 语从句 中使用 （30张P PT）
If I had super power, I should help other people.
If he became older, he might be more careful.
if从句的谓语形式是______d__id__/w__e_r_e___________
if条件句中虚拟语气PPT课件
在英语中，虚拟语气通常通过动 词时态的变化来体现，如使用过 去时、过去完成时或过去将来时 等。
虚拟在事实相反的情况，使用一般过去时或过去进行时。
与过去事实相反的虚拟语气
表示与过去事实相反的情况，使用过去完成时。
与将来事实相反的虚拟语气
表示与将来事实相反的情况，使用过去将来时。
在委婉语气中的使用
总结词
虚拟语气在if条件句中还可以用于表达委婉的语气，通过使用相应的时态和谓语动词形式来缓和语气或避免直接表达 。
详细描述
在某些情况下，使用虚拟语气可以表达更加委婉的语气，使话语更加柔和、礼貌或含蓄。这种用法通常用于避免直接 表达某些可能引起冲突或敏感的话题。
例子
If I were you, I would consider carefully before making a decision.（如果我是你，我会在做出决定 之前仔细考虑。）这句话使用虚拟语气来委婉地提出建议或建议对方谨慎行事。
05
if条件句中虚拟语气的例句分析
与现在事实相反的例句
01
02
03
总结词
表示与现在实际情况相反 的情况
例句
If I were you, I would choose this option.（如 果我是你，我会选择这个 选项。）
解释
这句话表示与现在实际情 况相反的情况，即说话者 不是听话者，所以选择的 情况也是不存在的。
与过去事实相反的例句
总结词
表示与过去实际情况相反的情况
例句
If I had known the answer, I would have told you.（如果我 早知道答案，我早就告诉你了。）
解释
这句话表示与过去实际情况相反 的情况，即说话者没有早知道答 案，所以告诉你的情况也是不存
虚拟在事实相反的情况，使用一般过去时或过去进行时。
与过去事实相反的虚拟语气
表示与过去事实相反的情况，使用过去完成时。
与将来事实相反的虚拟语气
表示与将来事实相反的情况，使用过去将来时。
在委婉语气中的使用
总结词
虚拟语气在if条件句中还可以用于表达委婉的语气，通过使用相应的时态和谓语动词形式来缓和语气或避免直接表达 。
详细描述
在某些情况下，使用虚拟语气可以表达更加委婉的语气，使话语更加柔和、礼貌或含蓄。这种用法通常用于避免直接 表达某些可能引起冲突或敏感的话题。
例子
If I were you, I would consider carefully before making a decision.（如果我是你，我会在做出决定 之前仔细考虑。）这句话使用虚拟语气来委婉地提出建议或建议对方谨慎行事。
05
if条件句中虚拟语气的例句分析
与现在事实相反的例句
01
02
03
总结词
表示与现在实际情况相反 的情况
例句
If I were you, I would choose this option.（如 果我是你，我会选择这个 选项。）
解释
这句话表示与现在实际情 况相反的情况，即说话者 不是听话者，所以选择的 情况也是不存在的。
与过去事实相反的例句
总结词
表示与过去实际情况相反的情况
例句
If I had known the answer, I would have told you.（如果我 早知道答案，我早就告诉你了。）
解释
这句话表示与过去实际情况相反 的情况，即说话者没有早知道答 案，所以告诉你的情况也是不存
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This is the factoryt_h_a_t/_w_h__ic_hmy father visited . • October 1 is a day t_h_a_t_/w__h_i_chwe will never
forget. • October 1 is a day _w_h_e_n_the People’s
Learning Is To Achieve A Certain Goal And Work Hard, Is A Process To Overcome Various Difficulties For A Goal
gave.
及物动词
practice
This is the reason_t_h_a_t/_w_h__ic_h_ he gave me. This is the reason_w_h_y_ he was late.
This is the factory _w__h_e_re__my father worked.
that has lightened my pathway a while. ④ Come and sit by my side if you love me, ⑤ Do not hasted to bid me adieu, ⑥ But (just) remember the Red River Valley, ⑦ And the one that (who) has loved you so
Republic of China was founded.
Enjoy a folk from Canada, and then find out lines that include attributive clause .
Red River Valley ① From this valley they say you are going, ② I will miss your sweet face and sweet smile, ③ For I know you are taking the sunshine
years ago.
不及物动词
I went to the place w__h_ic_h_I visited ten
years ago.
及物动词
易错句型
3. This is the reason _w_h__y_he was late. This is the reason __th_a_t__/ _w_h_i_c_h_ he
when =during/ on/ in/ ... which (介词同先行词搭配)
高中英语语法之从句
5
1.This is the house. I bought a house yesterday. This is the house which/that/不填 I bought yesterday.
1 课程名称：if引导的虚拟语气的用法 2 教材版本：人民教育出版社 3 学段学科：高二年级选修6 4 吴佳怿 5
1.关系词的选择
语法填空&改错：
定
2. 介词+关系代词中,介词的选择
语
从 句 完型填空&阅读理解：影响我们对句意的 理解 考 点
写作：定语从句的运用（定语从句的翻译与合成）
关系代词与关系副词的选择
分析步骤：
一、找到定语从句的谓语动词，看谓语动词 是及物动词还是不及物动词。
二、分析句子成分，根据先行词在从句中的成 分确定用关系代词or关系副词
关系副词= 介词+ 关系代词（不包括that）
（介词与先行词搭配）
why =for which
where =in/ at/ on/ ... which (介词先行词搭配)
true.
Practice makes perfect.
谢谢观看！
写在ห้องสมุดไป่ตู้后
成功的基础在于好的学习习惯
The foundation of success lies in good habits
12
谢谢聆听
·学习就是为了达到一定目的而努力去干, 是为一个目标去 战胜各种困难的过程,这个过程会充满压力、痛苦和挫折
关 系 词 的 选 择
关系代词中各
个代词的选择
指物：that ， which 指人：that, who, whom
所属关系： whose
考点解法: 如何判断用关系代词还是关系副词?
方法一： 代入法 若可把先行词直接代入定语从句时，用关系代词； 若先行词前需加介词才可带入时，用关系副词。
方法二：句子成分分析法 如果先行词在定语从句中作主语、宾语、表语、 定语，用关系代词； 如果先行词在定语从句中作状语，用关系副词。
高中英语语法之从句
6
易错句型
1. I’ll never forget the days _w_h__en__ we worked together.
不及物动词
I’ll never forget the days _w__h_ic_h_ we spent together.
及物动词
2. I went to the place _w_h_e_r_e_I worked ten
2.This is the house. I was born in the house. =This is the house where I was born. 先行词 关系副词 =This is the house which I was born in. =This is the house in which I was born.
forget. • October 1 is a day _w_h_e_n_the People’s
Learning Is To Achieve A Certain Goal And Work Hard, Is A Process To Overcome Various Difficulties For A Goal
gave.
及物动词
practice
This is the reason_t_h_a_t/_w_h__ic_h_ he gave me. This is the reason_w_h_y_ he was late.
This is the factory _w__h_e_re__my father worked.
that has lightened my pathway a while. ④ Come and sit by my side if you love me, ⑤ Do not hasted to bid me adieu, ⑥ But (just) remember the Red River Valley, ⑦ And the one that (who) has loved you so
Republic of China was founded.
Enjoy a folk from Canada, and then find out lines that include attributive clause .
Red River Valley ① From this valley they say you are going, ② I will miss your sweet face and sweet smile, ③ For I know you are taking the sunshine
years ago.
不及物动词
I went to the place w__h_ic_h_I visited ten
years ago.
及物动词
易错句型
3. This is the reason _w_h__y_he was late. This is the reason __th_a_t__/ _w_h_i_c_h_ he
when =during/ on/ in/ ... which (介词同先行词搭配)
高中英语语法之从句
5
1.This is the house. I bought a house yesterday. This is the house which/that/不填 I bought yesterday.
1 课程名称：if引导的虚拟语气的用法 2 教材版本：人民教育出版社 3 学段学科：高二年级选修6 4 吴佳怿 5
1.关系词的选择
语法填空&改错：
定
2. 介词+关系代词中,介词的选择
语
从 句 完型填空&阅读理解：影响我们对句意的 理解 考 点
写作：定语从句的运用（定语从句的翻译与合成）
关系代词与关系副词的选择
分析步骤：
一、找到定语从句的谓语动词，看谓语动词 是及物动词还是不及物动词。
二、分析句子成分，根据先行词在从句中的成 分确定用关系代词or关系副词
关系副词= 介词+ 关系代词（不包括that）
（介词与先行词搭配）
why =for which
where =in/ at/ on/ ... which (介词先行词搭配)
true.
Practice makes perfect.
谢谢观看！
写在ห้องสมุดไป่ตู้后
成功的基础在于好的学习习惯
The foundation of success lies in good habits
12
谢谢聆听
·学习就是为了达到一定目的而努力去干, 是为一个目标去 战胜各种困难的过程,这个过程会充满压力、痛苦和挫折
关 系 词 的 选 择
关系代词中各
个代词的选择
指物：that ， which 指人：that, who, whom
所属关系： whose
考点解法: 如何判断用关系代词还是关系副词?
方法一： 代入法 若可把先行词直接代入定语从句时，用关系代词； 若先行词前需加介词才可带入时，用关系副词。
方法二：句子成分分析法 如果先行词在定语从句中作主语、宾语、表语、 定语，用关系代词； 如果先行词在定语从句中作状语，用关系副词。
高中英语语法之从句
6
易错句型
1. I’ll never forget the days _w_h__en__ we worked together.
不及物动词
I’ll never forget the days _w__h_ic_h_ we spent together.
及物动词
2. I went to the place _w_h_e_r_e_I worked ten
2.This is the house. I was born in the house. =This is the house where I was born. 先行词 关系副词 =This is the house which I was born in. =This is the house in which I was born.