Everyone  loves to be healthy.But someone don't know how to keep healthy. Here are some advice.

First of all, we should eat well. We should try to eat healthy food,like vegetables, fruits and meat. We should also avoid eating too much fastfood. Too much coke, French Fries and deep fried chicken are harmful to yourhealth.

Some other good habits, such as daily exercise and enough sleep, arehelpful to keep us healthy. Simple exercise like walk or jog is good to yourhealth. It is also very important to have enough sleep.                                                                                                                                                                               

In short, if you want to be healthy, you need to eat well, sleepwell and keep doing exercise.     

 a little/little  a few/few 

 Could I have a little butter? 

 There are a few students in the classroom. 

 There is litter butter left. 

 Few people can speak Japanese 

  A few people in my class can speak Japanese. 

 I have little interest in this movie. = I have almost no interest in this movie 

 I have a little interest  in this movie. = I don't have much interest in this movie. 

 省略名词 

  ‘Some more butter?’‘ Just a little, please.’ 

 They had little hope. (but not Their hope was little) 

 比较一下  

 Could I have a little butter? 

 Could I have a little of that butter? 

 Could I have a little of that? 

 Few people always tell the truth. 

 Few of the people in this room told the truth. 

 Few of them told the truth. 

 a lot of/lots of  

 1 

 – 

 There’s not a lot of meat left.   

 There’s not much meat left.  

 A lot of time is needed to learn English. Lots of patience is needed, too.  

 plenty of 

 Don’t rush. There’s plenty of time. Plenty of shops sell butter. 

 ‘How much money did it cost?’‘ A lot.’ (not A lot of.) 

 We should be all right for cheese – I’ve bought plenty. 

taste       tasty

It is really a tasty meal.

Themeal tastes really good.

salt    salty  

I don't like salty food

I like walking on the beach. I even enjoy the salty sea air around me.

sun      sunny

rain      rainy

cloud    cloudy

wind     windy

storm    stormy

fog       foggy  

The weather was warm and sunny

The wind was getting up and it was becoming cloudy.

The water looked cloudy and not fit to drink.

Itwas a cloudy and windy day.

 Last week was very rainy.

 The day was cold and stormy.

All trains were late yesterday because it was foggy.

-ly 常见的形容词变成副词的后缀 

 beautiful beautifully

Important importantly

Clear clearly

表示时间的名词+ -ly 变成形容词以及副词

hour      hourly

day       daily

week     weekly

month    monthly

year       yearly

quarter   quarterly

We paythe cleaners weekly (monthly).

I will have weekly (monthly) team meeting this afternoon.

There's an hourly(daily) bus service into town.

a yearly (quarterly) report

表示能力

I can readItalian, but I can’t speak it.

Dogs can’tclimb trees.

表示可能性， 比如能去还是不能去，

We can go to suzhou thisweekend, because I don’t have to work.

I can’t come out thisevening: I have to see my brother.

I usuallyvisit my grandparent every Saturday. But this Saturday my grandparents will notbe at home. So I can go out with you.

can / may  请求允许，可以换用

CanI borrow your pen?  May I borrow your pen?

Yes, youcan. Sorry I'm afraid that you can't.

May I come in?  

You may come in ifyou wish.

表示概率（chance） 

Youmay be right; We may go shopping.

 ‘Where’s Emma?’‘I don’t know. She might be out running, I suppose.’

 ‘I think it’s going to rain.’‘You may well beright – the sky’s really black.’

否定的用法，注意区别

She may be at home.(= Perhaps she is at home.)

She may not be athome. (= Perhaps she is not at home.)

She can’t be athome. (= She is certainly not at home.)

表示能力

I can readItalian, but I can’t speak it.

Dogs can’tclimb trees.

表示可能性， 比如能去还是不能去，

We can go to suzhou thisweekend, because I don’t have to work.

I can’t come out thisevening: I have to see my brother.

I usuallyvisit my grandparent every Saturday. But this Saturday my grandparents will notbe at home. So I can go out with you.

can / may  请求允许，可以换用

CanI borrow your pen?  May I borrow your pen?

Yes, youcan. Sorry I'm afraid that you can't.

May I come in?  

You may come in ifyou wish.

表示概率（chance） 

Youmay be right; We may go shopping.

 ‘Where’s Emma?’‘I don’t know. She might be out running, I suppose.’

 ‘I think it’s going to rain.’‘You may well beright – the sky’s really black.’

否定的用法，注意区别

She may be at home.(= Perhaps she is at home.)

She may not be athome. (= Perhaps she is not at home.)

She can’t be athome. (= She is certainly not at home.)

as  

They were alldressed as clowns.

She works as a shop assistant/doctor.

You can use thatglass as a vase.

as..as

Shedoesn't play basketball as wellas her sister.

（she doesn't play basketball as well as hersister does）

Hedoesn't earn as much as me.  

He doesn't earn asmuch as I do.

Eat asmuch as you like.

Run as fast as youcan.

the exam is not as difficult as last time

The exam is not as difficult as that of last time.

as soon/quick/early as possible (as you can)

The baby can cry as soon as he is born.

Pleasecome as soon/early as possible (as you can)

As many as 300  new books were needed this year.

as  

They were alldressed as clowns.

She works as a shop assistant/doctor.

You can use thatglass as a vase.

as..as

Shedoesn't play basketball as wellas her sister.

（she doesn't play basketball as well as hersister does）

Hedoesn't earn as much as me.  

He doesn't earn asmuch as I do.

Eat asmuch as you like.

Run as fast as youcan.

the exam is not as difficult as last time

The exam is not as difficult as that of last time.

as soon/quick/early as possible (as you can)

The baby can cry as soon as he is born.

Pleasecome as soon/early as possible (as you can)

As many as 300  new books were needed this year.

a packet of biscuits/cigarettes/crisps

a packet of photographs arrived with themail.

coffee packets/ a packet of sugar / salt

 a pack ofcigarettes.

a slice of bacon

a slice of bread/cake/pizza

 a loaf ofbread,

 a cup oftea/coffee

a glass of water/ a bottle of water/ a bottle ofmilk

a piece of bacon/bread  

a piece of paper/wood/fruit/ advice / funiture/land/news  

 two loaves of bread or two slices of bread.

a jar of jam

a can of cola

 a bowl ofrice

a carton of milk  a carton of  fruit juice

a carton of cigarettes  一条香烟

a cone of ice cream

a tube of toothpaste

a tin of cookies

a bar of chocolate