根據(jù)短文內(nèi)容，從短文后的選項中選出能填入空白處的最佳選項，選項中有兩項為多余選項。

Indoor air pollution belongs to one of the top five environmental health risks. It is a fact that air pollutants in your home may be containing harmful particles(顆粒) for our health. It is a wise way to control it. 1.

What are the pollutants that come in indoor air pollution?

2. Those particulate matters include dust, smoke and other particles which are generated from the combustion(燃燒)appliances such as cooking stoves. It can also contain tiny organism such as viruses, bacteria, dust mites.

___3. Building material can also bring pollutants such as paints, cleaning products, pesticides(殺蟲劑) and so on. How to deal with indoor air pollution?

There are some ways you can do to deal with your indoor air pollution. 4. However, if the contaminants come to the outdoor environment, you have to find an alternative. This cleaning device(裝置)can be a good option for your problem.

Air cleaning device is designed to be able to remove virtually all the pollutants contained in the indoor environment. There are basically two types of air cleaning device, whole house air and portable air cleaning device. Portable air cleaner is ideal for small room or specific area. 5.

A. Generally, indoor air pollution contains pollutants, such as particulate matters and gaseous pollutants.

B. However, it is better to know the harmful particles that come in the air in your home.

C. The gaseous pollutants are mostly generated from the process of combustion including vehicle exhaust, gas cooking stoves, and also tobacco smoke.

D. The first thing you can do is to give ventilation(通風(fēng)) for your home with clean outdoor air.

E. Indoor air pollution contains many harmful chemical matters.

F. Meanwhile, whole house air cleaner can cover larger area in your home.

G. On the contrary, large air cleaner can get rid of all the pollutants.

練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源：2014-2015學(xué)年山東淄博第六中學(xué)高三上學(xué)期期末考試英語試卷（解析版） 題型：短文改錯

假定英語課上老師要求同桌之間交換修改作文，請你修改你同桌寫的以下作文。文中共有10處語言錯誤，每句中最多有兩處。錯誤僅涉及一個單詞的增加、刪除或修改。

增加：在缺詞處加一個漏字符號()，并在其下面寫出該加的詞。

刪除：把多余的詞用(＼)劃掉。

修改：在錯的詞下畫一橫線，并在該詞下面寫出修改后的詞。

注意：1．每處錯誤及其修改均僅限一詞；

2．只允許修改10處，多者（從第11處起）不計分。

Today is Sunday． I've been in Russia for two months． This is the first time that I've been away my family for such a long time． With the help of Annie， a roommate of me， I soon get used to live without my parents around． Annie， like many other Russian girls， are nice and lively． We became friends shortly after we met each other． Although his English is a little hardly to understand， we enjoy chatting and we usually talk a lot about our friends． We're both surprising that Chinese culture and Russian culture were so different． Now，we are planning a small party for the next Sunday． There，Annie will introduce me to some of her friends， one of who has been to China several times．I just can’t wait．

查看答案和解析>>

科目：高中英語 來源：2014-2015學(xué)年北京市高三上學(xué)期第一次質(zhì)量檢測英語試卷（解析版） 題型：單項填空

Tony couldn’t remember ______he had turned off the computer before he left the office．

A． that B． where

C． when D． whether

查看答案和解析>>

科目：高中英語 來源：2016屆浙江杭州五校聯(lián)盟高三年級上學(xué)期第一次診斷考試英語試卷（解析版） 題型：單項填空

—Where would you like to sit? In the corner or near the platform?

—______．I would like to sit by the piano so that I can watch the musician play．

A． Either B． Neither

C． None D． Both

查看答案和解析>>

科目：高中英語 來源：2016屆廣東惠州市高三上學(xué)期第三次調(diào)研考試英語試卷（解析版） 題型：完形填空

完形填空

閱讀下面短文，從短文后各題所給的四個選項（A, B, C, D）中，選出可以填入空白處的最佳選項，并在答題卡上將該項涂黑。

If you ever have a chance to go to Finland, you’ll probably be surprised to find how “foolish” the Finnish people are.

Take the taxi drivers for example．You can go ___ ___ on a journey, tell the driver to ______ you at any place, say that you have some business to ___ ___, and that you will pay the taxi driver later. He will agree without any ______ but just accept your words in good ______.

The dining rooms in all big hotels not only serve their ______, but also provide food for outside ______．Hotel guests have their meals free , so they _____ go to the free dining rooms to have their meals, and the ______ they would do to show their good faith is to wave their registration card to the waiter．With such ______ check, you can easily use any old registration card to take a couple of friends to wine and dine free of ______.

Finnish workers are paid by the hour．If you work in Finland and have ______ the boss on the hourly rate, then you just say how many hours you have worked and you’ll be paid ______.

With so many loop holes in every day life, surely Finland must be a good country to those who ______ to take “petty advantages”．But the ______ thing is, all the taxi passengers always come back to pay their _____ after they have attended to their business; not a ______ outsider has ever been found in the free hotel dining rooms; workers always give the exact hours they have ______．．．As the Finns always act on good faith and always have a (an) ______ of “right is right” and “wrong is wrong” in every thing they do, so to live in such a society has turned everyone into a real “gentleman”.

What we regarded as “foolish” is ______ the Finnish people’s way of life．

1.A. somewhere B. anywhere C. sometime D. anytime

2.A. stop B. pass C. drop D. pick

3.A. attend to B. take care C. take up D. appeal to

4.A. guarantee B. anxiety C. passenger D. money

5.A. smile B. place C. seat D. faith

6.A. meals B. visitors C. guests D. cards

7.A. waiters B. diners C. drivers D. workers

8.A. naturally B. respectively C. secretly D. contently

9.A. best B. worst C. most D. least

10.A. strict B. complete C. troublesome D. loose

11.A. registration B. care C. charge D. noise

12.A. paid for B. debated with C. talked about D. agreed with

13.A. accordingly B. reluctantly C. separately D. automatically

14.A. hesitate B. hate C. love D. refuse

15.A. strange B. confusing C. complex D. imaginative

16.A. business B. trip C. fine D. fare

17.A. single B. faithful C. familiar D. usual

18.A. worked on B. put in C. spent on D. run out

19.A. religion B. law C. idiom D. attitude

20.A. eventually B. accidentally C. actually D. temporarily

查看答案和解析>>

科目：高中英語 來源：2015-2016學(xué)年四川資陽高二上學(xué)期期末質(zhì)量檢測英語試卷（解析版） 題型：完形填空

完形填空

閱讀下面短文，從短文后各題所給的四個選項（A、B、C和D）中，選出可以填入空白處的最佳選項，并在答題卡上將該項涂黑。

Don and his 11-year-old son, Allen, love basketball very much. On Allen’s birthday, Don________ to drive him to Chicago, more than two hours’ distance, for the first game of the World Championships. They had no ________ but hoped to buy two from other people.

After arriving, they ________ in the streets for two hours carrying a ________ which said, “We need two tickets”. ________ the cheapest ticket was $175 and they could not ________ it. They were about to leave when a man ________ them. He pulled ________ two tickets and handed them to Don. “How much do you want?” “________ ! No money is needed!” said the man.

When asked, the man ________, “I am working for Joe, who hasn’t ________ a World Championships for 16 years. But he is ill and can’t make it this time. So he told me to give the two tickets away. The only ________ he set is to give the tickets to people who I think will be deserving. A lot of people looked as if they might just take the tickets and ________ them right away. Then I saw you. You seemed very ________ and you make me ________ my Dad and myself when I was a child. I ________ wanted to go to see a World Championships game with my father at that time. But I never got the ________ ...”

How important and ________ the game was to Don and his son! Here is what Don said, “It’s the most worth ________ thing that happened to us. My boy and I must have turned to each other 30 times during the ________ . I can’t forget that night.”

1.A. refused B. ordered C. decided D. happened

2.A. tickets B. cards C. passes D. money

3.A. rode B. ran C. cried D. walked

4.A. book B. sign C. magazine D. photo

5.A. And B. But C. Or D. So

6.A. afford B. offer C. keep D. hold

7.A. stopped B. asked C. invited D. beat

8.A. over B. in C. through D. out

9.A. Cheap B. Free C. Terrible D. Expensive

10.A. agreed B. examined C. explained D. appeared

11.A. delayed B. won C. missed D. lost

12.A. record B. time C. rule D. point

13.A. sell B. lend C. tear D. make

14.A. boring B. interesting C. smart D. anxious

15.A. give up B. care for C. think of D. belong to

16.A. very B. really C. well D. nearly

17.A. ability B. right C. dream D. chance

18.A. unpleasant B. unforgettable C. disappointing D. funny

19.A. hating B. remembering C. discussing D. playing

20.A. visit B. walk C. tour D. game

查看答案和解析>>

科目：高中英語 來源：2014-2015學(xué)年陜西西安曲江第一中學(xué)高三上學(xué)期期中考試英語試卷（解析版） 題型：單詞拼寫

根據(jù)下列各句句意和空白之后的漢語提示詞，在答題卡指定區(qū)域的橫線上寫出對應(yīng)單詞的正確形式，每空只寫一詞。

1.You should be ____________(道歉) to your customers for wasting their money.

2.Over the years several similar __________ (理論) have been put forward.

3.This change of the state is a ___________(物理的) change.

4.Have you____________ (裝飾) your Christmas tree yet?

5.The children burst into ________ (笑聲) when they saw the stranger man.

6.He used to be a famous ____________ (音樂家), but he plays no longer.

7.The ___________ (枕頭)cover can match up with the sheets.

8.She can speak English ___________(流利地) as she is always in practice.

9.I could hardly____________ (認(rèn)出)you with a beard.

10.This cartoon not only fits children’s taste, but also_________ (教育) them.

查看答案和解析>>

科目：高中英語 來源：2015-2016學(xué)年浙江瑞安龍翔高級中學(xué)高二上學(xué)期月考3英語試卷（解析版） 題型：單詞拼寫

單詞拼寫

1.He succeeded in o____________ many difficulties in learning English.

2.U___________, the lonely man died at last.

3.Every year, they e_______________ a lot of tea and cotton to many different countries.

4.Life became a s______________ for survival.

5.They persuaded the shopkeeper to r ________ the price of the book to 10 yuan.

6.The disease spread _____________(遍及) the country, getting most people into a panic.

7.Tom is ___________ (擴大) his story into a novel.

8.Have you got any _______________ (評論) on the new plan?

9.A museum should aim to ______________ (使歡樂) people as well as educate.

10.Local residents have __________（作出反應(yīng)）angrily to the news.

查看答案和解析>>

科目：高中英語 來源：2015-2016學(xué)年浙江溫州十校聯(lián)合體高二上學(xué)期期末英語試卷（解析版） 題型：其他題

請根據(jù)首字母或中文寫出符合題意的單詞或詞組；注意正確形式，若有誤概不給分。

1.Only in Hainan have we seen such amazing houses s_____________________by various kinds of flowers and ever- green trees in winter.

2.The moment I saw the old photo taken in Hangzhou, which is f________________ for its attractive scenery, the memories of my childhood came crowding in.

3.At the end of the meeting, they put forward three different _______________(方法，途徑) to the study of physics.

4.See, your computer has broken down again! It doesn’t __________________ (有意義，講得通) to buy the cheapest brand of computer just to save a few dollars.

5._________________(幸虧，由于) our teachers, who are strict with us, we have made rapid progress in our study so far.

查看答案和解析>>

同步練習(xí)冊答案