正确答案: ACD

属腹膜问位器官 空虚时位于盆腔内 颈的中央有尿道内口

题目：膀胱 （　　）

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学习资料的答案和解析：

[单选题]《饮酒》是一首

乐府诗

[单选题]“三个代表”重要思想是在

科学判断党的历史方位的基础上提出来的

解析：本题考查“三个代表”重要思想提出 的条件，要记住。

[单选题]The reason why all the solar energy falling on the earth can’t be utilized is that ______．

根据以下内容，回答下面的题目。The energy which the sun radiates goes in every direction, and only a minute part of it falls on the earth．Even so, it represents power of about 5,000,000 horsepower (马力) per square mile per day; the sun gives us as much energy every miunte as mankind utilizes in a year．At present, we use this energy indirectly, and it is our final source of power．Coal represents the chemical action of the sun on green plants thousands of years ago．Water power results from the rain formed by vapor which comes from the evaporation of water under the sunshine．Even windmills operate because of air currents set in motion by the different heating affects of the sun in different places．Some day, through chemistry or some type of solar engine, we shall harness this great source of energy more directly．Already a scientist has worked out an engine, surprisingly efficient, in which the sun’s rays are concentrated through mirrors on a tube of water to create steam．How much energy given off by the sun reaches the earth?

our scientific knowledge is not sufficient

[单选题]Grammarbooks here _______ well．

sell

[单选题]—When can I call on you, afternoon or evening? —________. I’ll be at home all the time.

Either

[单选题]下列哪一项不属于脊髓休克的表现（　　）

大小便失禁

[单选题]三叉神经（　　）

运动纤维支配咀嚼肌