读“太平洋的洋流分布略”，关于A、B两地附近的叙述，正确的是
A．同为沿海地区，两地的降水一样多
B．正常年份A地受沿岸洋流的影响，降水较少
C．厄尔尼诺现象源自B附近的海区
D．B地没有寒暖流交汇，难以形成渔场
相关试题
Premier Wen Jiabao said that if we worked hard and____ optimistic,we were_____ win the war against the finanical crisis.
| A．were; bounding | B．were; bound to | C．was; bounding to | D．had; bounded to |
Single-parent usually____ some of the functions that absent adult in the house would have served under the financial crisis.
| A．takes over | B．takes after | C．takes out | D．takes in |
He was unaware of the financial crisis involed, so his choice was quite_____.
| A．rational | B．arbitrary | C．mechanical | D．predictable |
图示意我国某地形区典型地段的地形剖面。读图，完成1-3题。
1.造成该地形区地表形态变化的主要外力及地质作用分别为（）
| A． | 流水、沉积作用 | B． | 流水、侵蚀作用 |
| C． | 风力、沉积作用 | D． | 风力、侵蚀作用 |
2.该地形区应重点防御的自然灾害是（）
| A． | 洪涝 | B． | 干旱 | C． | 低温冻害 | D． | 滑坡、泥石流 |
3.该地形区可能位于我国的（）
| A． | 黄河下游地区 | B． | 长江中游地区 | C． | 云贵高原 | D． | 珠江三角洲 |
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