8．2010年第六次我国的人口普查，我国人口总数是（ ）亿
A．12
B．13.40
C．12.6
D．15.2
答案：B
题目分析：
中华人民共和国成立后，由于人民生活水平的提高和医疗卫生条件的改善，人口死亡率大大下降，人口出生率不断上升，使我国人口迅速增长。根据2010年全国第六次人口普查结果，中国总人口约为13.4亿，约占世界人口总数的1/5，是世界上人口最多的国家。 所以B对，A、C、D错。
阅读理解。 |
| The students were having their chemistry class. Miss Li was telling the children what water was like. After that, she asked her students, "What's water?" No one spoke for a few minutes. Miss Li asked again, "Why don't you answer my question ? Didn't I tell you what water was like?" Just then a boy put up his hand and said , "Miss Li, you told us that water has no colour or smell. But where to find such kind of water ? The water in the river behind my house is always black and it has a bad smell ." Most of the children agreed with him . "I'm sorry, children," said the teacher, "Our water is getting dirtier and dirtier. That's a problem." |
| 1. The students were having their _______ class. |
[ ] |
| A. English B. Chinese C. chemistry D. maths |
| 2. Miss Li was telling the children what _______ was like. |
[ ] |
| A. water B. air C. earth D. weather |
| 3. A boy said, "The water in the river behind my house is always _______." |
[ ] |
| A. white B. black C. clean D. clear |
| 4. Most of the children _______ the boy. |
[ ] |
| A. agreed with B. wrote to C. heard from D. sent for |
| 5. The water in the river has colour and smell because it getting _______. |
[ ] |
| A. more and more B. less and less C. cleaner and cleaner D. dirtier and dirtier |