问题
单项选择题
（三）北京（40℃）某中学高中生开展地理课外活动，在连续三个月内三次测量正午太阳高度角，获得测量的数据（见下表）。
从第一次到第三次测量期间，该地昼夜长短状况及其变化是（）。
A.先昼短夜长，后昼长夜短，昼渐短
B.先昼长夜短，后昼短夜长，夜渐短
C.先昼短夜长，后昼长夜短，夜渐短
D.先昼长夜短，后昼短夜长，昼渐短
答案
参考答案：D
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（三）北京（40℃）某中学高中生开展地理课外活动，在连续三个月内三次测量正午太阳高度角，获得测量的数据（见下表）。
从第一次到第三次测量期间，该地昼夜长短状况及其变化是（）。
A.先昼短夜长，后昼长夜短，昼渐短
B.先昼长夜短，后昼短夜长，夜渐短
C.先昼短夜长，后昼长夜短，夜渐短
D.先昼长夜短，后昼短夜长，昼渐短
参考答案：D
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| UNICEF was s 1 in 1946 after the war in Europe to h 2 children. These children's l 3 were changed because of the war. Now, UNICEF helps children all over the world. It w 4 in 135 countries and areas. It helps governments and families make the world a b 5 place for children. UNICEF gets the money from d 6 . It raises money by s 7 Christmas cards and organizing other fund-raising activities. People can help UNICEF by doing v 8 work. UNICEF believes that all children should have clean water and food so that they can be h 9 . They should go to school instead of working to support t 10 families. |
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