1 . 假定英语课上老师要求同桌之间交换修改作文,请你修改你同桌写的以下作文。文中共有10处语言错误,每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。
增加:在缺词处加一个漏字符号(∧),并在其下面写出该加的词。
删除:把多余的词用斜线( \ )划掉。
修改:在错的词下划一横线,并在该词下面写出修改后的词。
注意：1.每处错误及其修改均仅限一词

2.只允许修改10处,多者(从第11处起)不计分

more tree，there will be less haze in their city. Trees can absorb exhaust fumes (尾气) from cars，thus reduce pollution. Second，the government should punish the factories where produce too many fumes. Exhaust fumes is the main cause of haze and do greatly harm to people’s health. Maybe we can move factories to areas where few people live. Third, I think it was a great idea to encourage people to use public transportation. Last but not least, we can call on citizens ride bikes if they travel short journeys.

2 . Our earth is in trouble. Our drinking water is becoming dirtier, and the air is not as clear as before.   Rivers, lakes and seas    1    (pollute) by people and     2    (factory). You might think there is nothing you can do    3    (help). That’s not true. There are many things you can do.

A lot of CO₂ is produced into the air when cars burn gasoline. Some people believe that CO₂ makes the earth warmer. they think CO₂ thins the clouds above us. The clouds keep us away from     4    strongest sunlight. So try to walk, ride a bicycle     5     take a bus. And if you drive a car, drive at a steady speed. This can save some gasoline.

The biggest energy use at home is for keeping warm or cool. So turn the air conditioner(空调)     6     when you don’t   need to use it. Use lights that save energy.Use fewer things    7     cannot be used again. When you buy something, consider those    8    (make) from things that can be used again first.

Taking a shower often    9    (need) a lot of water. In one week an American family uses as much water for showers as a person drinks in three years! Buy a waterworks(供水设备) that uses    10    (little) water, or take shorter showers. This can cut the use of water.