The smell of gas on the street may make many of us hold our breath .However, when it comes to pollution, your own home may be just as bad.

"People spend most of their time indoors ,and their home can be two to five times（倍） as polluted as the air outside ," says the US Environmental Protection Agency.

Poor indoor air quality can cause health problems. And a lot of these problems are caused by what is in your house .To make your home healthy, here are some useful tips.

Is the fan in your bathroom working well? Turn it on. Put a sheet of paper against it. If the paper sticks ,the fan is strong enough .If not, it needs to be repaired .A good fan makes sure the air in the bathroom is fresh.

Keep your gutters（水槽） clean and clear so that dirty water doesn't make your kitchen or bathroom smell bad．

And don't leave the litter in bags or bins in your home .The place for it is outside,waiting for collection. When you are at home, open the windows to let fresh air in.

Follow these simple steps, and you're sure to live in a healthy environment,

（   ）1．According to the US Environmental Protection Agency, the air in your home may be _______ the air outside

A．more polluted than B．less polluted than      C．as bad as               D．no worse than

（   ）2．What does the underlined word “stick" mean in Chinese?

      A．坚持                      B．粘住                 C．破碎                    D．变湿

（   ）3．What is the sheet of paper mentioned in the passage used for?

      A．To clean the fan                        B．To make the air fresh

     C．To keep the fan new                      D．To tell you whether the tan is working well.

（   ）4．The passage mainly rolls us______

      A．how to buy a comfortable house         B．how the environment is polluted in cities

      C．how to make our home healthy          D．what a bad environment our house is

阅读下面的对话，从方框内7个选项中选择恰当的句子完成对话

A．Do you think the ear is a great invention or a terrible one?

B．It's certainly a great invention.

A．Ok.（1）____________

B．I can go anywhere I want by car. When I drive my car along the street, I feel comfortable and very happy.

A．Look! （2）_________ But have you thought about the disadvantages of cars?

B．（3）_____________

A．Sure .I found the message on the Internet: every year, the number of the people killed in the  traffic accidents is more than 100,000 in our country,. （4）__________Don't you think these are disadvantages?

B．Sorry, I've never thought about them.

A．（5）__________.

B．Yes, I agree with you.

Waste can be seen everywhere in school .Some students ask for more food than they can eat and others often forget to turn off the lights when they leave the classroom .They say they can afford these things .But I don't （1）______ ______ them.

    Waste can bring a lot of problems .Although China is rich in some resources（资源）, we are short of others , for example , fresh water . It is reported that we will have no coal or oil to use in 100 years .So if we go on wasting our resources ,what can we use in the future and where can we  move? （2） I think we should say no to those students who waste things every day. Everybody should stop wasting as soon as possible.

（3）在我们的日常生活中，我们应该采取措施去阻止浪费的发生。For example，turn off the water taps when we finish washing，turn off the lights when we leave the classroom, try not to order more food  than we need ,and so on .Little by little, Every thing will be changed .Waste can be stopped one day if we do our best.

1．在（1）的空白处分别填入一个恰当的词，使句意完整、上下文通顺。

___________ _____________

2．将（2）的句子译成中文。   

________________________________________________________________________

3．将（3）句译成英文：_____________________________________________________

4．在文中找出与Some other Students often keep the lights on for a long time when nobody is in the classroom，意思相近的句子。

__________________________________________________________________________

使用方框内的短语完成短文。

The Adventures of Tom Sawyer is written by Mark Twain .In the story .Tom __________  treasure with his friends .But they ________ in a cave .Everyone thinks he is dead．When Tom appears ,they_________ him .The themes of the story children growing up and becoming more  serious .The story is still read and loved by people_________, because Mark Twain wrote it in   the___________．It ________one of the greatest books in American literature.

根据短文内容和所给首字母完成单词。

We need a h________ environment ,but we produce waste every day, and it does h________ to our environment. So we should do something to help. We should reduce pollution and waste going into the environment .We should use things as long as p________. When they are old, we should repair then instead of throwing them away and b_______ new ones .We also buy products waste into something else .We should also buy products m__________ from recycles materials.

根据汉语意思补全英语句子。

1．请给我一个机会让我解释一下。

Please __________ ________ _______ ________explain．

2．汤姆擅长数学，昨天他花了一个多小时才做出来了这道数学题。

Tom is good at maths, but yesterday he________ more than an hour________ ________the maths problem．

3．不要总是把自己与别人相比。

He always _________ ________ _________ _________．

4．不要让这个坏消息影响了你。

Don’t ______the bad news _________ _________ _______．

5．你应当注意听老师讲课。

You must _______ _______ ________ your teacher．

在下面对话的空白处填入适当短语或句子，使对话完整通顺。

   Cindy: Hi, Peter! Would you like to go to the movies with me tonight?

   Peter: （l）_________ but I have to go to English Night School.

   Cindy: English Night School? （2）_______________ there?

   Peter: I practise spoken English with native speakers.

   Cindy: Wonderful! （3） _____________ have you been in the program?

  Peter: For two months.

   Cindy: （4）______________ go there?

   Peter: Twice a week.

 Cindy: （5）_______________?

Peter：Yes．It helps a lot．Now I feel it is much easier to talk with foreigners．

Cindy：Sounds great! I hope you can make lots of progress．

请根据表格提示以“刘翔”为题写一篇词数为80左右介绍著名跨栏运动员刘翔的短文。

______________________________________________________________________________________________________________________________________________________________

在下列各句的空白处填入一个适当的词，使句子意思完整，语法正确。

1．_________ English movies is a good way to learn English．

2．She is a careless girl．She often makes some ________ in grammar．

3．I like music, and my father used to take me ________ concerts．

4．Teenagers should be allowed to choose their ________ clothes．

5．We know John likes playing the guitar．It must _______ to him．

用括号内所给单词的适当形式填空。

1．Reading aloud to practice _________ （ pronounce ）is a good way．

2．I used to be afraid of _________ （ fly ）in an airplane．

3．My _________ （ big ）problem is that I’m not interested in math．

4．He thinks this a ________ （ success ）meeting．

5．If you speak English so ________ （ quick ), we can’t follow you．