Grammar and usage(1): Unreal conditions优质课教案整理

一、学习目标

三维目标

知识与技能

If引导的条件状语从句的虚拟语气

内容

1. 了解和理解虚拟语气的定义，学会区分真实条件句和虚拟条件句。

2. 学习if引导的条件状语从句的虚拟语气结构和运用。

1. 通过观察，归纳虚拟条件句主句和从句的谓语动词的结构。

2. 通过完成配套练习掌握虚拟条件句的运用。

培养学生在情景教学模式里学习语法能力，快乐学习语法。

重点

√

难点

√

过程与方法

情感态度与价值观

二、学习课时

1课时

Step1

自学导入

学习目标一：通过欣赏音乐，观察歌词，引导学生了解虚拟语气的结构。

【教学活动】生—师型。教师：欣赏音乐。学生：观察歌词。

【学生活动】学生听音乐，观察歌词。

1.

If I had a boat,

I'd go out on the ocean

And if I had a pony ,I'd ride him on my boat

And we could all together .Go out on the ocean, aid me upon my pony on my boat 2.

If I were a boy,

I think I could understand how it feels to love a girl.

I swear I’d be a better man. I’d listen to her because I know how it hurts. 3.

If I had only known I'd never hear your voice again,

I'd have memorized each thing you ever said. And on those lonely nights,I could think of them once more

Step2目标导学

学习目标一：

理解虚拟语气的定义和区分真实条件句和虚拟条件句。

【教学活动】生—师型。学生：齐读例句，理解虚拟语气定义。教师：点评。

【学生活动一】

观察下列句子，理解虚拟语气定义。

1. If I had a boat ,I would go out on the ocean.

2. If I had only known I'd never hear your voice again, I would have memorized each thing you ever said. 3. If I were a boy ,I think I could understand how it feels to love a girl. 教师点拨：

虚拟语气定义：用来表示说的话不是事实，或者是不可能发生的情况，而是一种

，

，

的语气叫虚拟语气。

【学生活动二】

齐读下列句子，找出真实条件句和虚拟条件句。

If I have time tomorrow, I will go with you.

1

If I were a bird, I would fly high to touch the cloud. 教师点拨：

1.真实条件句：凡是假设的情况发生性可能很大，就是真实条件句。

2.虚拟条件句：当假设是不大可能实现时，就是虚拟条件句。

学习目标二：掌握if引导的虚拟语气的三种情况

【教学活动】生—师型。学生：学生齐读例句，归纳if 虚拟条件句的结构。教师：点评。

学习目标二：

学习if条件句使用虚拟语气的三种情况。

【学生活动一】学生齐读例句，归纳if 虚拟条件句对现在事实相反的结构。

1.If I were you, I would/ could/ should/ might do try it again now. 2.If I had one billion at present, I would/ could/ should/ might help those students who need help. 教师点拨：1.先判断if 条件状语从句表达的语气是否真实，从

，

和谓语动词形式看出。

2.if 虚拟条件句主句和从句中的谓语动词结构：

与现在事实相反

if条件句中的谓语动词

动词用过去形式(did) (be动词用were)

配套练习：

口头句子翻译：

1..如果我有很多钱的话，我就会------- 主句的谓语动词

should/ would/ could/ might +do 动词原形

【学生活动二】学生齐读例句，归纳if 虚拟条件句对过去事实相反的结构。

1.If we had studied hard before the last exam, we would/ could/ should/ might have got high marks.

2.If I had finished my homework yesterday, I would have played with my friends. 教师点拨：if 虚拟条件句对将来事实相反，if 虚拟条件句主句和从句中的谓语动词结构：

与现在事实相反

if条件句中的谓语动词

had done 配套练习：

改错：

主句的谓语动词

should/ would/ could/ might +do 动词原形

1.If she have not eaten so much candy when she was young,she wouldn’t have had her teeth pulled out.

2.If Tom hadn’t driven after getting drunk, he wouldn’t have a car accident.

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【学生活动三】学生齐读例句，归纳if 虚拟条件句对将来事实相反的结构。

1.If it should rain in the coming days, the crops should/ would/ could/ might be saved.

2.If he came here tomorrow, I would tell him about it. 3.If he were to come here tomorrow, I would tell him. 教师点拨：if 虚拟条件句对将来事实相反，if 虚拟条件句主句和从句中的谓语动词结构：

与将来事实相反

if条件句中的谓语动词

主句的谓语动词

1.动词过去式(be动词用were)

should/ would/ could/ might+ 动词原形

2. should+动词原形

3. were to+动词原形

配套练习：

1.将所给动词的正确形式填空：

If I

(become)a scientist in the future,I would try to find a cure for cancer.

Step3目标拓展

【教学活动】生—师型。学生：学生思考，完成下列配套练习。教师：点评。

【学生活动一】复述故事完成下列练习。

1.If I

(pull)the sword out at first, I would not have fallen in love with her. 2.If I were not the Monkey King, I _____________ (give) up her hands. 3.If we

(turn) into common people some day, we would live happily with each other. 4.If I ____________ (treasure) her at that time, I __________________ (take) so much pain. 5.If I ________ not able to live with the one who I love, I ______________ happy, even if I were the Heaven Emperor。

6.If God

（give）me another chance, I would say 3 words to her --- I love you. If you had to give a time limit to this love, I hope it were 10 thousand years.

Step 4 归纳导结

【教学活动】师—生型。

学生：回顾所学内容。教师：引导

【学生活动】回顾所学内容：

1.虚拟语气定义：

用来表示说的话不是事实，或者是不可能发生的情况，而是一种愿望，建议，假设的语气叫虚拟语气。

2，真实条件句和虚拟条件句的区别：

真实条件句：凡是假设的情况发生性可能很大，就是真实条件句。

虚拟条件句：当假设是不大可能实现时，就是虚拟条件句。

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3.if 虚拟条件句主句和从句中的谓语动词结构形式：

与现在事实相反

与过去事实相反

与将来事实相反

Step3:Homework 1.复习今天所学，识记if虚拟条件句的谓语结构形式的表格，明天默写。

2.完成下列练习。

一．写出所给动词的正确形式。

if条件句中的谓语动词

主句的谓语动词

1.If

the world-war broke out again, what _______________(happen) to our people on earth? 2. What _____________(happen) if you _________________ (get up) too late

tomorrow? 3. If

I

___________ (meet) you yesterday, we _____________

(go) to the concert

together. 二．阅读下列语篇，选择正确的选项。

One day, a father and his little son were going home. At this age, the boy was interested in all kinds of things and was always asking questions. Now, he asked, "What's the meaning of the word 'Drunk', dad?"

"Well, my son," his father replied, “Look, there are two policemen standing over there. If I regarded the two policemen as four, I would be drunk."

"But, dad," the boy said, " there's only ONE policeman!"

What can we infer from the dialogue?

A. The father must have been drunk.

B. The son was rather stupid.

C. The son was good at finding others’ mistakes.

D. The father was a policeman.

教（学）反思

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