Unit 2 How often do you exercise Section B (2a-2e)课时讲解+达标测评 课件

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Unit 2 How often do you exercise
Period IV Section B (2a-2e)
课时讲解+测评
人教新目标版
课时目标
词汇 result , percent , online , television , although , through , body , suhc , together , die , writer
句型 1.Last month we asked our students about their free time activities.
2. Forty-tive percent exerccise four or six times a week .
3. It is good to relax by using the Internet or watchign game shows , but we think the best way to relax is through exercise.
重点难点 1. 能够正确地理解文章的内容。
2. 会根据文章完成文后的练习。
3. 掌握本课时一些重点句子。
Presentation
新知探究
词汇详解
percent
名词，译为 “百分之...”,当修饰名词时，谓语动词要与名词子在数上保持一致。
用法
(1)12 is one percnet of 1200. 12是1200的百分之一。
(2) Genius is one percent inspiration and ninety-nine percent perspiration .
天才是靠百分之一的灵感与百分之九十九的努力。
举例
应用
根据所给单词完成句子。
Twenty percent of the students ________(be) girls .
are
Presentation
新知探究
词汇详解
mind
用作名词，可表示 “头脑；精神；理智；注意力；心思；意向；想法”。可用作
可数名词，也可用作不可数名词。表示 “智力；记忆（力）”时不可数名词。
make up one’s mind to do sth 译为 “下定决心某事”
用法
Reading books helps to open up our minds.
读书帮助我们开阔思想。
举例
拓展
mind可以表示 “留心；注意；当心”，强调全心全意去注意，可用作及物动词，也可用作及物动词，也可用不及物动词。用作及物动词时，接名词/代词/动词不定式（多为否定式）/动名词或that /wh从句作宾语。
mind还可以作 “介意”，主要用于疑问/否定/条件句中，接名词/代词/名词等。
根据所给单词完成句子
Would you mind my ________(turn) off the TV
应用
turning
Presentation
新知探究
词汇详解
through
作介词，译为 “以；凭借；穿过”
用法
(1) The best way to relax is through exercise. 放松的最好的方式是通过锻炼。
(2)The children walked through the forest. 孩子们穿越了丛林。
举例
through 表示在物体内部穿过; across指在物体表面穿过。
举例
Go across the road , and the booktore is on your right. 穿过这条公路，书店就在你右边。
拓展
应用
根据首字母提示完成句子。
On the way home, the driver drove t_______ many towns .
hrough
Presentation
新知探究
语句详解
Last month we asked our students about their free time activities 上个月我
们询问了我们的学生们有关他们业余生活的活动情况。
本句中含有一个句式的用法：ask sb about sth 译为 “询问某人有关某事”。
Linda asked me about the life here.
琳达问我在这里的生活情况。
用法
举例
应用
翻译句子
玛丽问我的学习情况。
_______________________________________________
Mary asked me about my study .
Presentation
新知探究
语句详解
It is good to relax by using the Internet or watching game shows...通过上
网或看比赛节目放松是有好处的....
本句是一个固定句式，It作形式主语，无实际意思； 真正的主语是动词不定式。by是介词，后面跟动名词宾语。另外 “It’s +adj.+for/of sb to do sth”结构也是
常见的考察内容。当其中的形容词是描述人的性格特征时，用介词of;当描述
事情的性质时则用for
(1) It’s kind of you to help me 你真好，帮助我。 （强调人性 “好”）
(2) It’s important for us to learn English well
学好英语对我们来说是重要的（强调“学英语”这件事重要）
用法
举例
应用
选择填空
_____ is our duty to clean the classroom every day .
A. that B. This C. It D. Which
C
Presentation
新知探究
语句详解
...you can spend time with your freinds and family as you play together ..当
你们一起玩的时候，你可以和你的朋友、家人一起度过时光。
spend time with sb 译为 “与某人一起消磨时光”。 spend 通常与on连用，译为 “
花费时间（钱）在某物上”，也可以用在 “spend....(in) doing”句式中。
My brother spends two hours doing his homework every day . 我哥哥每天花费两个小时做功课。
用法
举例
应用
选择填空
How much did you ______ on the CD
A. take B. spend C . cost D pay
B
Presentation
探究发现
探究点 1
连词although 的用法
1. Although he doesn’t like singing , he still sings in English song at the meeting .
2. We had to talk with him although we disliked him.
观察
发现
although为从属连词，译为 “虽然；尽管”，用来引导让步状语从句，与though语义相同可以互换，在句中不能与but同时使用，但可以与still连用。although 所引导的从句放在主句的前面或后面均可，但放在主句之前时，主、从句中间一般用逗号隔开。
应用
根据要求填空
1. I’d like to come to her birthday party . But I have no time . (用although 合并为一句话）
______________________________________________________________2.I can’t borrow your money although I’m very poor . (同义句转换）
______ I’m very poor , I can’t borrow your money .
I’m very poor , _____ I can’t borrow your money .
Although I’d like to come to her birthday party , I have no time.
Although
but
Presentation
探究发现
探究点 2
副词such与so 的区别
1.He was such a good boy that he often helped others.
2. There are so many trees on both sides of the street.
3. She was so afraid of the snakes that she couldn’t move away at all .
4. Jack is so clever a boy that he has a good idea very soon .
观察
发现
两词都有 “如此；这么”的意思，such修饰名词（单数、复数或不可数），so修饰形容词或副词，二者的用法如下：
1. such +(a/an)+形容词+名词+that+从句
2. so +形容词+a/an +名词+that+从句
3. so+形容词/副词+that+从句
4. so+many/much/few/little等+that+从句
应用
用so或such 填空
1. Jim ran _____ fast that the others couldn’t catch up with him.
2. He became _______ old that we didn’t know him.
3. Mary is ______ kind a girl that everyone likes her.
4. There are _______ few people in the street today .
so
so
so
so
Presentation
达标测评
I. 根据汉语提示完成句子
1. We _______ our students _______(询问）their free time activities .
2. Twenty percent exercise only ______ ________ ________ _______ (一到三次）a week .
3. Thirty percent of our students do _______exercise _______ ________ (一点也不）
4. Many students often _________ _________ (上网） 。
5. It’s good to relax by ________ _________ ________ (使用网络）
II. 阅读教材13页“2b”短文，根据短文内容填空。
What do No. 5 High School students do in their ___1____ time Here are the
____2___ . We ___3___ that only fifteen percent of our students exercise every day . We
were ____4_____ that ninety percent of them use the Internet every day . Most students
use it for ___5______ and not for homework .
1. _________ 2. ____________ 3. ______________ 4. _________ 5. ___________
asked about
one to three times
not at all
go online
using the Internet
Internet
percent
spend
mind
through
Presentation
达标测评
根据句意及首字母提示补充单词。
1. Most teens likes surfing the I_________ on the weekend.
2. Only fifty p_______ of our students exercise every day .
3. Don’t s_________ too much time on TV.
4. Would you m ________ me smoking here
5. They went out t_______the windows and ran away .
nternet
ercent
spend
ind
hrough