问题 问答题 简答题

黄河出现断流的几个主要原因是什么?

答案

参考答案:

黄河出现断流的几个主要原因:黄河流域水资历源贫乏,不能满足日益增长的用水需要;近期降雨、径流量减少;中游黄河干流缺乏调蓄能力;没有统一的黄河资源调度与管理体制。

填空题

单词拼写

1. A__________(学术的)studies have proved that one's hard work is the key to success.

2. Hearing the noise, they i__________(立即)stopped talking.

3. Life was tough for millions of u__________(失业的)workers in cities and peasants in remote areas

during the economic depression.

4. High-quality radio c__________(录音带)recorders made in China are water-proof, shock-resistant

and antimagnetic.

5. After heated discussion, we took a group photo as a s__________(纪念品)and then the meeting

finished.

6. She received an e__________(热烈的)welcome from the audience.

7. A s__________(调查)of 100 winter-swimmers in different age groups indicates that 80 percent

originally suffered from diseases of some kind.

8. Every bit of Huangshan Mountain s__________(景色)is worth painting.

9. I was in the e__________(尴尬的)position of having completely forgotten her name.

10. With the changes in the world's climate, dinosaurs died but many smaller animals lived on. It was

s_________(生存,幸存)of the fittest.

11. In s__________(总结), the two universities have some things in common.

12. This palace is an example of early ancient Chinese a__________(建筑)

13. I am wrong. S_________(同样地), you are to blame.

14. You misunderstood the i__________(要求、说明).

15. Students will have to learn English from the 1st grade, while some from the very beginning in the

k__________(幼儿园).

16. Some young children achieve great f__________(流利)in their reading.

17. Many women are too e__________(疲惫不堪的)by their double career (home and office) to enjoy

either one.

18. The famous Italian traveler Marco Polo was so impressed by the beauty of Hangzhou that he

described it as "the most f__________(迷人的)city in the world where one feels that one is in paradise".

19. She delivered her speech with a vote of thanks to the c__________(委员会).

20. We listened to Philip's d__________(描述)of the wedding.

判断题