题目内容
10．They also look for ways toreview（复习，回顾） what they have learned．分析 他们也寻找方法复习他们所学的知识．
解答 答案：review
根据汉语提示"复习，回顾"可知其英文表达为review，又知空格前为不定式符号to后接动词原形，故填入review的动词原形即可，故答案为review
点评 结合句意并根据汉语意思利用已有的词汇储备写出正确的单词；一定要抓住关键词注意单词形式的变化，避免出错
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1．配对阅读．下面左栏是人们在日常生活中浪费能源的5种现象，右栏是与其对应的解决建议，请选出一个最佳答案，并将答题卷上对应题目所选的选项涂黑．选项中有一项是多余的．
| 66．Every day in homes all over the world，people have lights on when no one is in room．D 67．Air conditioners are usually set at too high temperatures in winter．F 68．A lot of water is wasted by using too much．A 69．We'll have less and less gas to use．Because more and more people buy cars．E 70．People especially children watch TV for too many hours．C | A．Take a shower instead of bath，for a bath uses twice as much water．Don't flush（冲洗） toilet unnecessarily． B．Plant more trees and grass around our houses． C．Encourage people to do more outdoor activities in their free time．Get children to learn more from reading books． D．Always keep the saying in mind"Turn off lights before leaving．" E．We should walk to work，ride a bike to school，take a bus home more often instead of driving cars． F．In room where you have an air conditioner，you can save electricity by cleaning the filter．A filter uses 30percent more energy when it is dirty．Also，set the air conditioner at 25℃． |
18．____ do you learn English？（ ）
| A． | How | B． | What | C． | Are |
2．---Is this your schoolbag？
---________（ ）
---________（ ）
| A． | Yes，it is． | B． | Yes，she is． | C． | Yes，he is． | D． | Yes，he doesn't． |
20．阅读短文，根据其内容，补全下面表格．（每小题1分，满分5分）
Almost a seventh of China has been under heavy smog．The air pollution in 20 cities has reached"danger level"．China is not alone，however．Many countries have the same situation．The air pollution is a problem from which we can't hide．
United States
Since the beginning of the 19th century，America has had trouble with environmental problems，air pollution in particular．Almost 60 percent of Americans live in areas，where air pollution has reached unheathly levels．It can make people sick．
The US created the Environmental Protection Agency in 1970 and passed the Clean Air Act．Now the air quality all over the country is much cleaner，especially compared to ten years ago．London
Yellow-grey smog was a frequent visitor to London in 1950s and got the name"London fog"．The heaviest，which shocked the world，was in 1952．Because of cold weather and windless conditions，polluted air covered the city．People could see something around them only in a few metres and about 4，000 people died．In 1956，London passed the Clean Air Act．It largely reduced air pollution．New Delhi
Because New Delhi is developing fast．Its air quality is even worse than that of Chinese cities．New Delhi has done little to improve air quality in recent years．However，the city government made a few changes more than 10 years ago．They moved industry out of the city，built a subway and improved public transport．
Almost a seventh of China has been under heavy smog．The air pollution in 20 cities has reached"danger level"．China is not alone，however．Many countries have the same situation．The air pollution is a problem from which we can't hide．
United States
Since the beginning of the 19th century，America has had trouble with environmental problems，air pollution in particular．Almost 60 percent of Americans live in areas，where air pollution has reached unheathly levels．It can make people sick．
The US created the Environmental Protection Agency in 1970 and passed the Clean Air Act．Now the air quality all over the country is much cleaner，especially compared to ten years ago．London
Yellow-grey smog was a frequent visitor to London in 1950s and got the name"London fog"．The heaviest，which shocked the world，was in 1952．Because of cold weather and windless conditions，polluted air covered the city．People could see something around them only in a few metres and about 4，000 people died．In 1956，London passed the Clean Air Act．It largely reduced air pollution．New Delhi
Because New Delhi is developing fast．Its air quality is even worse than that of Chinese cities．New Delhi has done little to improve air quality in recent years．However，the city government made a few changes more than 10 years ago．They moved industry out of the city，built a subway and improved public transport．
| World Battles Against Air Pollution | |
| China | As for the air pollution，China is not（66）alone，many countries have the same situation． |
| United States | About 60 percent of Americans live in areas，where（67）air pollutionhas reached unhealthy levels． The Environmental Protection Agency（68）was createdby the US in 1970． |
| London | In 1952，the（69）heaviestsmog shocked the world． |
| New Delhi | Because New Delhi is developing fast．Its air quality is even（70）worsethan that of Chinese cities． |