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【题目】分析某地月平均气温材料,完成下列问题。

月份

1

2

3

4

5

6

气温(℃)

23.3

21.6

14.3

5.6

-6.7

-16.8

月份

7

8

9

10

11

12

气温(℃)

-20.1

-15.8

-6.0

5.8

13.9

19.7

1该地的气温年较差是

A. 20.1℃ B. 23.3℃ C. 16.8℃ D. 43.4℃

2该地区夏季包括的月份有

A. 12、1、2 B. 6、7、8

C. 9、10、11 D. 3、4、5

【答案】

1 D

2 A

【解析】

1气温年较差是月平均最高气温与月平均最低气温;月平均最高气温是23.3℃减去月平均最低气温-20.1℃;气温年较差为23.3℃-(-20.1℃)= 43.4℃;故答案选D。

2读图可知,该地区夏季包括的月份有12、1、2;故答案选A。

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