Topic 2  Is it good for your health?

一、词组:

1.           look tired                     看起来很累

2.       watch a soccer game on TV      在电视上观看一场足球赛          

3.       stay up                       熬夜

4.       keep long fingernails            留长指甲

5.       wash hands before meals         饭前洗手

6.       play sports right after meals      饭后运动

7.       take a fresh breath              呼吸新鲜空气

8.       be necessary for…              ……来说是必不可少的

9.       keep you active                使你精力旺盛

10.   in the daytime                 在白天

11.   throw litter about               乱扔垃圾

12.   get enough sleep               足够的睡眠

13.   exercise on an empty stomach    空腹锻炼

= without eating anything

14.   need to do sth                 需要做某事

15.   get into                     

16.   become sick                  生病

17.   fight germs                   抗击病菌

18.   keep the air clean and fresh      空气清新

19.   eat bad food                  吃变质食物

20.   sweep the floors               打扫地板

21.   as we know                   众所周知

22.   have the right kinds of food      吃种类的（健康的）食品

23.   choose the wrong food          选择错误的（不健康的）食品

24.   in different ways               用不同的方法

25.   make us sick                  使生病

二、句型

1.       I see. Staying up late is bad for your health. 我明白了. 熬夜有害你的健康.

(动名词短语做主语)

   2.  How did Wang Jun get a headache?   王俊怎样患上头痛的？

2.       Is going to bed early good or bad for your health? It’s good.

早点睡觉对你的健康有益有害? 有益. (选择问句要事实回答)

3.       Walking is good exercise and it is necessary for good health.散步是的锻炼,是身体健康必不可少.

4.       It will keep you active in the daytime. 它(早睡早起)将使你在白天旺盛的精力.

5.       You must not throw litter about. = Don’t throw litter about. 不要乱扔垃圾.

6.       We may have more than one headache each month. 每月会不止一次头疼.

7.       You may get a headache when you can’t get enough sleep.当你睡眠时,会头疼.

8.       What does it mean when you have a headache? 头痛对你来说意味着?

9.       The boy becomes sick.  那个男孩生病了.

10.   As we know, food gives us enery. 众所周知,食物给能量.

11.   If we eat too little or too much food, or if we choose the wrong food, it can make us sick.

吃得太少或太多, 或者食物的选择不当会生病的.

三. 语言点

1.  be good for…   对……有益  

be bad for…    对……有害

如:  Swimming is good for health.     游泳对健康有益.

     Reading in strong sunlight is bad for the eyes.  在强烈的阳光下看书对眼睛有害.

2.       disease  通常指的病, 表 “特定的疾病、病名”

illness   通常指生病的状态或表抽象的疾病

如： Germs can cause diseases.   细菌会引发疾病。

SARS is a serious disease.  非典是严重的疾病。

Don’t worry about his illness.  别担心他的病。

3.       exercise   表 “锻炼/运动”时, 为不可数名词;

表 “练习”或有定语修饰时, 为可数名词.

如: He often takes/does exercise in the morning. 他经常上午锻炼.

   Please do the exercises at once.请马上做练习.

   He does morning exercises every day. 他每天做早操

.  Walking is good exercise. 散步是的锻炼.

4.       enough  adj. “足够的”  

修饰名词时, 既可名词之前, 也可名词之后.(但通常名词之前)

如: I have enough time/ time enough to finish this work. 我有足够的这项工作.

 There is enough food in the fridge. 冰箱里有足够的食物.

adv. “足够地”  修饰形容词或副词时, 均所修饰词的后面.

如:  He is tall enough to reach the apple. 他足够高,能够得着苹果.

   He speaks clearly enough. 他讲得足够清楚.

5.       need  “需要, 必需”

①     作实义动词: need sth. 需要某物    need to do sth. 需要做某事

如: I need some help. 我需要帮助.

   You need to see a doctor. 你需要去看医生.

He needs to take a bus. 他需要去搭车.

②     作情态动词: need + 动词原形

如: If she wants anything, she only need ask. 她想要东西, 只要开口就行了.

   You needn’t finish this work today. 你不必这项工作.

  6． too much + 不可数名词   表“太多的。。。”

much too + 形容词        表“太。。。”，much 起语气作用

如：Don’t eat too much meat. 不要吃太多的肉。

    He is much too fat.  他实在太胖了。   

四.语法

  情态动词:

①must   “, ”  如: We must study hard.   努力学习.

 mustn’t  “不可以”     如: You mustn’t walk on the lawn.  你不可以在草坪上行走.

  ②should   “应该”      如: We should finish it on time.  应该按时它.

shouldn’t  “不该”     如: You shouldn’t go to school late. 你不该上学迟到.

③had better  “最好”       如：You had better go to bed early.你最好早睡。

   had better not “最好不”   如：You had better not go to bed late.

你最好不要迟睡。

④may   “可以”       如: May I come in?  我可以进来吗?

“”      如: You may get a headache when you work too hard.

              当你工作太努力时,你会头疼.