When people talk about air pollution, they are usually thinking about outdoor air  1 . But do you know that there is    2  air pollution inside homes, offices, hotels and other buildings? The air in your home can be 2 to 100 times more polluted than the air outdoors! In fact, some American doctors say that 50% of illnesses have   3   to do with polluted indoor air.
A lot of pollution comes from indoor activities   4   smoking and cooking. As most people    5   about 80-90% of their time inside buildings, it is important to take indoor air pollution seriously, too.
Air pollution influences our health   6 . When the air is polluted, not only young children and old people suffer from it,   7  people with health problems suffer as well. Indoor air pollution can   8  people's eyes, noses and throats. Air pollution, both indoor and outdoor, can also lead to lung cancer（肺癌）and heart disease! In the great London fog in 1952, 4,000 people died in a few days   9  the pollution!   10  is said that half a million young children and women die each year in India because of indoor air pollution!

【小題1】
A．pollutionB．sadnessC．illnessD．business
【小題2】
A．tooB．noneC．a(chǎn)lsoD．neither
【小題3】
A．nothingB．everythingC．something D．a(chǎn)nything
【小題4】
A．a(chǎn)s well asB．such asC．instead ofD．for example
【小題5】
A．takeB．costC．give D．spend
【小題6】
A．in many ways B．in many things C．in many houses D．by the way
【小題7】
A．a(chǎn)ndB．butC．orD．until
【小題8】
A．hitB．hurtC．pollutedD．destroyed
【小題9】
A．because ofB．thanks toC．related to D．or
【小題10】
A．ThisB．ThatC．WhatD．It


【小題1】A
【小題2】C
【小題3】C
【小題4】B
【小題5】D
【小題6】A
【小題7】B
【小題8】B
【小題9】A
【小題10】D

解析試題分析：這篇短文重點描述的是室內空氣污染的危害。
【小題1】聯(lián)系后一句描述，可知此處指的是室外空氣污染，故選A，污染。
【小題2】聯(lián)系前一句描述，可知此處指的是室內也有污染。Too一般用于肯定句尾，also常用于be動詞，情態(tài)動詞，助動詞之后，行為動詞之前，故選C，也。
【小題3】不定代詞辨析。something一些東西，一般用于肯定句及表示請求建議等含義的疑問句中；anything也是表示一些東西，任何東西，一般用于否定及疑問句中。Nothing沒有東西，用于肯定句表示否定含義；everything每件東西；結合語境可知此處指的是百分之五十的疾病與室內污染有關。短語have something to do with與……有關。故選C。
【小題4】聯(lián)系下文內容，可知此處是進行舉例，在表示“例如”這一含義時，for example強調“舉例”說明，而且一般只舉同類人或物中的一個作為插入語，且用逗號隔開，可置于句首、句中或句末。such as用來“羅列”同類人或物中的幾個例子，可置于被列舉的事物與前面的名詞之間，但其后邊不能用逗號。故選B。
【小題5】動詞辨析。：take 用于 it takes sb ... to do sth句型，僅指花費時間（three hours等），必須用it作形式主語，指代下文不定式內容；spend用于sb spend...on sth或者sb spend...in doing sth（in可以省略），spend的主語必須是人，可以指花費時間、也可以指花費金錢；cost用于 sth costs sb sth，主語必須是物，多指花費金錢，少數(shù)情況可指花費時間、氣力，有時表示成本的消耗；pay的基本用法是：(1) pay (sb.) money for sth. 付錢（給某人）買……。 (2)pay for sth. 付……的錢。 (3)pay for sb. 替某人付錢。(4)pay sb. 付錢給某人。結合語境可知指的是大部分人在室內花費他們大約80-90% 的時間。主語是人，故選D。
【小題6】短語辨析。A. 在許多方面；B.在很多事情；C.在許多房子里面；D順便說說，在路上。結合語境可知此處指的是空氣污染在許多方面影響我們的健康。故選A。
【小題7】聯(lián)系前文，可知前后為轉折關系，故選B，但是有健康問題的人們也要經(jīng)受這些問題。
【小題8】動詞辨析。A. 打擊，碰撞；B. 傷害；C. 污染；D. 破壞，毀壞。結合語境可知此處指的是室內空氣污染能傷害人們的眼睛，鼻子和嗓子。故選B。
【小題9】短語辨析。A. 因為，由于；B. 由于，幸虧；C. 與……有關；D.或者，否則。結合語境可知此處指的是由于污染死了4000人. .thanks to “由于或因為某人（某事）”，通常用于好的方面，故選A。
【小題10】考察強調句式。本句中it做形式主語，指代下文從句內容，其它選項無此用法，故選D。
考點：關于室內空氣污染的說明文
點評：這篇短文內容比較簡單，理解不難。各小題與上下文聯(lián)系比較緊密，答題中一定要注意聯(lián)系上下文。答完后多讀幾遍，看看是否符合邏輯，適當修改。個別小題可以當作單獨的詞義辨析題來做，先區(qū)分詞義，結合語境選出最能使語句通順的答案。

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