Question

At least 10 million hectares of cultivated（耕作）land in China are polluted, which makes a grave threat to the country’s food safety, the Xinhua News Agency reported on Friday.
The polluted land，which is mostly in economically developed areas，accounts for one-tenth of the country’s total arable（可耕種的）land，according to an incomplete survey by the State Environmental Protection Administration，China’s top environment watchdog.
Pollution on cultivated land threatens the environment，food safety and the sustainable development of agriculture，the administration said.
Because of continual，too much use of chemical fertilizer, pesticide and agricultural plastic sheeting, as well as irrigation using polluted water, a large amount of contaminants（污染物）remain in the cultivated land.
The contaminants affect the soil’s ecological structure and function，leading to decreased soil productivity, lower crop yield（產(chǎn)量），and lower quality of agricultural products-
It also leads to worse water quality in rural areas.
Less than 9 per cent of drinkable water passed checks for bacteria in243 rural water supply stations across the county.
Another survey, which took samples of drinking water and groundwater an 69 small towns。 in Beijing, Tianjin and Hebei Province of North，China, showed that more than half of the water contains too much nitrate（硝酸鹽），which may cause diabetes（糖尿�。゛nd damage the kidney.
The administration estimated at least 1 90 million farmers are drinking water that contains harmful substances.
Many villagers drink unfiltered water taken from shallow water wells or water cellars， which are reported to have poor sanitary conditions·
小題1:The author writes the passage to            .

A．1et the readers examine their mistakes

B．present the readers a new idea

C．come up with a solution to ending farmland pollution

D．inform the readers of the importance of fighting farmland pollution

小題2:The underlined word “grave” in Paragraph 1 probably means

A．serious

B．certain

C．big

D．terrible

小題3:Pollution on cultivated land leads to the following outcomes EXCEPT       .

A．a(chǎn) threat to China’s food safety

B．worse water quality in rural areas

C．a(chǎn) variety of diseases

D．the sustainable development of agriculture

Answer 1

小題1:D
小題2:A
小題3:D

試題分析：本文主要講述的就是中國的土壤污染問題，以及土壤污染給人們帶來的危害。
小題1:D 主旨大意題。根據(jù)文章第一段At least 10 million hectares of cultivated（耕作）land in China are polluted, which makes a grave threat to the country’s food safety,說明現(xiàn)在的土壤污染的嚴重性，故D正確。
小題2:A 推理題。根據(jù)本句At least 10 million hectares of cultivated（耕作）land in China are polluted, which makes a grave threat to the country’s food safety,說明很多的耕地受到了污染，對我國的食品安全是一個非常大的威脅，該詞應該吃嚴重的，故A正確。
小題3:D 細節(jié)題。根據(jù)文章第三段和第七段too much nitrate（硝酸鹽），which may cause diabetes（糖尿�。゛nd damage the kidney. Another survey, which took samples of drinking water and groundwater an 69 small towns。Pollution on cultivated land threatens the environment，food safety and the sustainable development of agriculture，the administration said. ABC三項都是文章中提及的污染問題，只有D項沒有涉及，故D符合題意。
點評：本文屬于健康類的短文閱讀，本文主旨鮮明,很容易在文中找到答案。做題時要注意文章的首段和每一段的首句或尾句，因為它們往往就是文章的主題句。閱讀中要注意要點之間的關系。然后帶著問題，再讀全文，找出答題所需要的依據(jù)，完成閱讀任務。