问题 选择题

读“源消耗的历史与现状示意图人口增长与环境容量、资源、能源消耗的历史与现状示意图”。据此回答(l)一(2)题。

①农地面积(107平方千米)②人口数量(亿人)③能源消耗(亿吨)④淡水消耗量(×l000立方千米)⑤氟利昂排出量(万吨)⑥二氧化碳排出量(ppm)

小题1:二战后,随着人日数量的增长,能源消耗量、淡水消耗量、氟利昂排出量、二氧化碳排出量都大幅度上升,其中增加速度最快的是

A.能源消耗量

B.淡水消耗量

C.氟利昂排出量

D.二氧化碳排出量小题2:随着人口数量的增长,农业用地面积不断减少,关于农业用地面积减少的原因,叙述正确的是

①人口的增长,经济的发展,城市及其基本建设用地的增多②过度放牧和过度开垦引起土地沙漠化面积扩大③不合理的耕作制度引起水土流失和盐碱化面积增加

A.②③

B.①②

C.①③

D.①②③

答案

小题1:C

小题2:D

小题1:根据图中的纵横坐标可以得知,当曲线的斜率越大增加速度最快,区中的曲线⑤的斜率最大,所以⑤增加速度最快。

小题2:①城市及其基本建设用地的增多,就会占用耕地;②沙漠化面积扩大也会占用耕地;③水土流失和盐碱化面积增加同样会占用耕地;所以答案为D。

阅读理解

阅读理解

     The Sands of Time

     St Cyrus National Nature Reserve is much more than just golden sands and beautiful flowers.

The area has a long human history too. From Stone Age hunters to amazing pioneers, discover the

daring deeds and sad stories from St Cyrus' past. Date: 23rd August 2010 Time. 2 p. m. -3:45 p. m.  

Type of event. Guided walk

     Between the Tides

     A celebration of the world between the tides. Join local salmon (大马哈鱼) fisherman Jim Ritchie

on a fascinating walk to learn how local folk have made a living from the world between the tides,

harvesting salmon from the beach at St Cyrus for hundreds of years. Date: 25th August 2010 Time:

2 p. m. -4 p. m.      

     Type of event: Family event

     Ice & Fire

     St Cyrus National Nature Reserve has had an eventful life! From its days near the equator (赤道)

to volcanic eruptions and ice ages. Celebrate the start of Scottish Geology Month with a walk through

the reserve and travel back in time to uncover the clues to St Cyrus' past hidden in the cliffs. Date: 31st

August 2010 Time: 2 p. m. -3:45 p. m.  Type of event: Guided walk

     Scary Stories

     It's getting darker at nights... it's almost Halloween, when the ghosts (鬼怪) come out to play. Join

us for some spooky stories of Dinnet and Deeside long ago... and listen out for things that sound strange

in the night! Date: 25th October 2010 Time: 7 p. m. -9 p. m.  Type of event: Family event

    Note:

* All under 18's must be accompanied by an adult

* Pets allowed: No

* Cost: Free

* Phone: 01674830736

* Location: SNH Visitor Centre, St Cyrus National Nature Reserve

1. Which of the following events may help you learn about the local people's way of life?

A. Between the Tides.

B. Scary Stories.

C. The Sands of Time.

D. Ice & Fire.

2. The underlined word "spooky" in the text probably means ________.

A. interesting              

B. frightening

C. real                    

D. funny

3. What do the four events have in common?

A. They are held in August.

B. They are held in the evening.

C. People can't take their pets with them.

D. People need to be guided during the journey.

4. According to the text, ________.

A. you need to pay to join in the activities

B. a tenyearold child can attend these events only in adults' company

C. St Cyrus National Nature Reserve is famous for salmon

D. St Cyrus National Nature Reserve was set up not long ago

不定项选择题