问题
选择题
亚洲东部和南部水旱灾害频繁的主要原因是( )
A.不同年份冬季风的强弱不同
B.不同年份夏季风的强弱不同
C.纬度位置的影响
D.地形的影响
答案
答案:B
题目分析:
亚洲东临太平洋,南邻印度洋;从太平洋和印度洋吹来的夏季风具有不稳定性,有的年份来得早走得晚,势力强,形成涝灾,有些年份来得晚走得早,势力弱,形成旱灾,旱涝灾害频繁。故本题选B。
亚洲东部和南部水旱灾害频繁的主要原因是( )
A.不同年份冬季风的强弱不同
B.不同年份夏季风的强弱不同
C.纬度位置的影响
D.地形的影响
答案:B
题目分析:
亚洲东临太平洋,南邻印度洋;从太平洋和印度洋吹来的夏季风具有不稳定性,有的年份来得早走得晚,势力强,形成涝灾,有些年份来得晚走得早,势力弱,形成旱灾,旱涝灾害频繁。故本题选B。
It was Saturday yesterday. I had no lessons. I got up at six. After breakfast,I went to a farm by truck(卡车) with my classmates to help the farmers with apple harvest(收获). As soon as we went there, we began to pick apples. But some of the apples are too high for me to reach. Jim is very strong. He lifted(举) a ladder(梯子) and held(扶) it for me. So I was able to pick them. Some of us took the baskets of apples to the truck and some put the baskets of apples onto the truck. It was hard work, but we all felt very happy.
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