精讲精析及练习

Unit 1 How often do you exercise? 精讲精析及练习

Section B

【视野聚焦】

1.junk food垃圾食品

2.want sb to do sth 想让某人做某事

3.be good for 对……有好处

4.look after 照顾

5.help sb do sth 帮助某人做某事

6.kind of 几分

7.the same as / be different from 与……相同/ 与……不同

8.try to do 试图做某事

1.My mother wants me to drink it. 我妈妈让我喝了它。

2.It’s good for my health. 它对我的身体健康有好处。

3.How often do you eat junk food? 你多久才吃一次垃圾食品。

4.How many hours do you sleep every night? 你每天晚上睡几个小时？

5.I try to eat it only once a week. 我尽量一周只吃一次它。

6.I look after my health. And my healthy lifestyle helps me get good grades.

我重视我的健康。并且我健康的生活方式帮助我取得好成绩。

7.Good food and exercise help me to study better.好的食物与锻炼帮助我学得更好。

8.Is her lifestyle the same as yours or different? 她的生活方式和你的一样还是不一样呢？

9.What are the differences? 区别是什么？

10.I am kind of unhealthy. 我身体有点不太健康。

11.So maybe I am not very healthy, although I have one healthy habit.

所以或许我不是很健康，但是我有一个健康的习惯。

【学海拾贝】

◆1. My mother wants me to drink it.

(1)want 作为及物动词，want sb to do sth想让某人做某事。不定式作宾语补足语。

●例如：我想让你帮我学数学。

I want you to help me with math.

(2)want 作为及物动词，其后要跟宾语，其宾语可以是名词，代词或者动词不定式。

●例如：我想要些水和牛奶。

I want some water and milk.

●我妈妈想让帮她做饭。

My mother wants me to help her cook food.

◆2.It’s good for my health.

(1)Be good for 对……有好处be bad for 对……有害处

●例如：多锻炼对你的身体有好处。

Taking more exercise is good for your health.

●在太阳底下看书对你的眼睛有害。

Reading in the sun is bad for your eyes.

◆3.How often do you eat junk food?

Junk food 垃圾食品。通常指那些好吃但没有营养的食品，例如膨化食品，快餐中的汉堡与薯条等均属于垃圾食品。

◆4.How many hours do you sleep every night?

How many 后面跟名词的复数形式。

●例如：你每周去你爷爷家几次？

How many times do you go to your grandpa’s house every week?

◆5.I try to eat it only once a week.

try to do 意思为“试图、尽量做某事”。

●例如：我尽量完成这项艰难的工作。

I try to finish the difficult job.

●我妈妈告诉我让我尽量帮助我的同学。

My mother told me to try to help my classmates.

◆6.I look after my health. And my healthy lifestyle helps me get good grades.

（1）look after 照顾，重视，留意的意思。当照顾讲的时候等于take care of

look after sb well = take good care of sb 这个词组的意思为“照顾好某人”。

（2）healthy adj.健康的，卫生的，由名词health 加后缀y构成。它在句中常作表语或定语。

●例如：这个男孩很健康。他每天都锻炼身体。

This boy is very healthy. He plays soccer every day.

（3）help sb do sth 帮助某人做某事。初一还学习了help sb with sth

●例如：你应该经常帮助我学习钢琴演奏。

You should often help me with playing the piano.

◆7.Is her

lifestyle the

same as

yours or different?

（1）the same as…与……相同，表示同等比较。定冠词不能省略，而且一般后面加名词的单数。

●例如：我的饮食习惯和你的朋友一样。

My eating habit is the same as your friend.

●他有和我的一样的钢笔。

He has the same pen as I have.

（2）same的反义词是different ，意思为“不同的”。词组是：be different from 与……不同different 后面一般加名词的复数形式。

●例如：这本书与那本书是不同的。

This book is different from that book.

（3）different 的名词是difference。其是个可数名词。句型为：There are many differences between A and

B.

●例如：汉语与英语之间存在了很多区别。