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【题目】根据材料内容,选择正确答案。
The earth is about 4,600 million years old. Modern man has lived on the earth for only 35,000 years, but during that time, we have changed our planet in many ways. Many of the things that we have done are good, but more are not good for the earth.
Water pollution
A lot of people, birds and fish die each day because of water pollution. Factories have polluted the land and the water. As a result, many river and lakes are now dead.
Air pollution
In big cities, factories, as well as cars, trucks and buses are the biggest cause of air pollution. Many people in cities now have bad health problems. For example, Mexico city used to be a beautiful sunny capital, but today it is almost covered by thick brown clouds.
Soil pollution
In order to have a good harvest, most of the farmers use chemicals too much on their fields. That's bad for the soil. But this kind of pollution is difficult to stop.
Hope for the future
These problems are very serious for our future, so all of us should do something to improve our environment. If we can stop pollution, our planet will become more and more beautiful and our health will be better. Let's be greener people.
(1) have made the earth change a lot.
A.Human beings
B.Animals
C.Plants
(2)There are kinds of pollution in this passage.
A.three
B.four
C.five
(3)Pollution isn't a big problem now, is it?
A.Yes, it is.
B.No, it isn't.
C.No, there isn't.
(4)Which sentence is NOT right according to the passage ?
A.If a river is polluted, you can still drink the water in it
B.We must stop the factories from pouring waste water into the rivers and lakes
C.Water pollution is very serious nowadays
(5)Which sentence is RIGHT ?
A.Though Mexico city is almost covered by thick brown clouds, it's still a beautiful sunny capital.
B.Air pollution can make people sick.
C.Now fewer farmers use chemicals on the field.

【答案】
(1)A
(2)A
(3)A
(4)A
(5)B
【解析】1.文章第二句we have changed our planet in many ways. "我们用很多方式改变了我们地球这颗行星"。可知A正确,是Human beings“人类”改变了地球。2.有三种污染Water pollution“水污染”, Air pollution“空气污染”,Soil pollution“油污染”。故选A.3.Pollution isn't a big problem now, is it?是个反义疑问句,当反义疑问句的前半部分是否定,后半部分是肯定时,如果事实是肯定的,就用yes,如果事实是否定的就用no,翻译成汉语时,yes翻译为“不”,no翻译为“是”。Pollution isn't a big problem now, is it?“污染不是一个大问题,是吗”,Yes, it is.“不,它是一个很大的问题。”从文章倒数第二行 These problems are very serious for our future,“这些问题对于我们的未来来说,是非常严重的”。可知A正确。4.If a river is polluted, you can still drink the water in it“如果河流污染了你们还可以一直喝河流的水”。可知A正确。5.文章第七行Many people in cities now have bad health problems. “城市里的人们现在已经有严重的健康问题”。故B正确。

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