mean；helpful；tooth；without；wise |
Do you know that we are using up the Earth's fresh water faster than we can replace it？We need water to stay alive and if we don't use water（1） ,we will run out!
Water is needed for just about everything we do.We need it to farm，to wash，to provide power，to control fires and-most importantly- to drink.（2） water，we would all die.
So we should all save water if we want to have enough to stay alive.Using less water（3） saving money and saving energy.Saving water is EASY.Here are some（4) tips：
*Have shorter showers and only half fill the bath.
*Turn the tap off while you soap your hands or brush your（5） .
*Fix any taps or hoses（软管）that drip- every drop counts!
用方框中所给单词的适当形式完成下列小对话
A: What’s your plan for the weekend?
B: I am going to visit Beijing with my parents.
A: Oh, you should（应该）take a ______ with you.A: Where are you going, Daming?
B: I am going to a ______ to buy some books and magazines. A: Do you know the tall man over there?
B: Yes. He is Mr Smith, our new English teacher.
A: You are ______.A: Your city is really beautiful.
B: Thanks. A lot of ______ come to visit it every day.A: Sandy, ______ you open the window, please?
B: Certainly.
选择填空
______ water is there in the cup?
---______ is the coat over there?
---It’s 127 yuan.______ boxes of strawberries would you like?
---______ do you take?
---Size L.---______ does your friend like?
---I think she likes red.
Does online shopping ______ a lot of time?
Where are you going to ______ your summer holiday?
You ______ for the ticket before you receive it.
Mr. and Mrs. Smith like travelling ______.
The old man collects ______ litter every day.
Our way of life is changing a lot ______ the Internet.
I would like to join the Food and Drink Club ______I want to learn to cook.
用方框中所给单词的适当形式填空
There are ______ birds in the tree.
There are all kinds of ______ in the market. It’s hard to choose.
Do you ______ the prices of the same thing when you shop on the Internet？
You can go _____ you like these days.
We are going to send the present to Mr. Smith by ______.
----Is there ______ in that old house？
---No, there is nothing.My mother thinks shopping in supermarkets has many ______.
It’s not safe to pay ______ the Internet.
Don’t worry. I won’t tell ______ about it.
I like swimming very much. But my mother says it isn’t a ______ sport.
用所给单词的适当形式填空After you pay for the books online, then you receive them a few days ______(late) by post.
Now more and more people enjoy online ______(shop).
There are many ways of ______(make) friends at school.
It is easy ______(find) information about it on the Internet.
______(pay) over the Internet isn’t always safe.
用方框中所给单词的适当形式填空
---Can I look at your new kite?
---______.---How much is the sweater?
---It’s only 99 yuan. There is a ______on today.---What else would you like?
---I’d like some ______.______ I come in, Mr. Wang?
She wants to buy three ______ of beans.