流域出口断面的流量包括()。
A.地面径流量
B.浅层地下径流量
C.深层地下径流量
D.填洼水量
E.植物截留量
参考答案:A, B, C
开放作文。
请根据下面提示,写一篇短文。词数不少于50。
In your spoken English class, your teacher shows you the following picture. You are asked to describe
the picture and explain how you understand it.
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肾岩好发年龄为:
A.10~20
B.20~30
C.20~40
D.40~60
E.60岁以上