问题 选择题

2006年,永州湘江河上游几处化工厂将工业废水直接排入河中,使水中砷含量严重超标,当地生态环境中直接受危害最大的动物类群是

A.哺乳类

B.鸟类

C.爬行类

D.鱼类

答案

答案:D

题目分析:哺乳动物和鸟类、大多数在陆地上生活,适应较复杂的环境,爬行类大多数在陆地上生活,是真正的陆生生物,而鱼类终生生活在水中,用鳃呼吸,用鳍游泳,因此,2006年,永州湘江河上游几处化工厂将工业废水直接排入河中,使水中砷含量严重超标,当地生态环境中直接受危害最大的动物类群是鱼类.

选择题
阅读理解

阅读理解。

     Twenty courses provided by 18 top Chinese universities went online on Wednesday, China's latest

attempt to spread teaching resources within the nation and promote (提升) Chinese culture globally.

     These courses cover 20 subjects or lectures given by speakers and professors from several universities, including Zhejiang University, Nankai University and Wuhan University. Most of the courses will focus on

traditional Chinese culture, according to the Ministry of Education. They are available through the

websites of NetEase and China Network Television, as well as icourse.edu.cn, for free.

     Some of the courses will be translated into English and promoted across the rest of the world,

according to NetEase Company, an international body promoting open content among the world's

universities.

     The company has set up a translation team and "will kick off the translation work when we finish the

negotiation (谈判) on intellectual rights with universities", said Zhu Xirui, a senior manager for NetEase

Company.

     "We want to promote Chinese culture to overseas netizens through the program," he said.

     Ding Xiuhong, another manager of NetEase Company, said they had invested (投资) more than 15

million yuan ($2.37 million) in the program.

     "Although we haven't made a profit from 'the program, it will at least help increase our website's page

views," Ding said.

     "I'd like to watch the Chinese elite (精英) classes, such as Chinese literature and poetry, as well as

economy," said Jeremy Scaramuzzi, a teacher at Tsinghua International School.

      He said he was also interested in Chinese classes on political science since that is the subject he

majored in in the United States.

1. Which of the following statements is true?

A. The courses mainly focus on university education.

B. Viewers will have to pay for watching the courses.

C. The program is intended to promote Chinese culture.

D. The program is of little value to Chinese students.

2.  According to the passage, people can get access to the courses from ____ websites.

A. 2.        

B. 3.          

C. 4.          

D. 5.

3. It can be inferred from the passage that _______.

A. the investors are making some profits    

B. the courses are given in Chinese at present

C. the program has gained great popularity  

D. the translation work is being carried out

4. The passage is most probably a(n) ______.

A. advertisement

B. lecture    

C. news report  

D. course introduction