绝热真空刚性容器内充入理想气体后，容器内气体的温度比充气前气_爱下问搜题

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问题单项选择题

绝热真空刚性容器内充入理想气体后，容器内气体的温度比充气前气体的温度（）。

A.低

B.高

C.不确定

D.相同

答案

参考答案：B

完形填空

选出适当的答案。

                                                                     My Cat
      I have a cat      1      my house. It's my good friend. Its name is Miaomiao.       2      two years old. It's
white. It looks like a white ball, but it can catch mice.       3      the morning, I give some       4      to it.
I often play with it after school.       5      friends, Ann and May       6      to see it. But it      7      into the
garden. We can't find it. In the evening, I must       8      at my desk. But it is on the desk. At that time I put
it down and let it play with a ball. Is it a nice cat?

( ) 1. A. at
( ) 2. A. It's
( ) 3. A. On
( ) 4. A. fishes
( ) 5. A. My
( ) 6. A. come
( ) 7. A. run
( ) 8. A. study

B. in
B. its
B. In
B. fishs
B. I
B. comes
B. runs
B. studies

C. under
C. it
C. At
C. fish
C. We
C. came
C. running
C. studys

D. on
D. is
D. For
D. fishing
D. Our
D. coming
D. ran
D. learns

填空题案例分析题

图甲表示与缩手反射相关的结构，图乙是图甲中某一结构的亚显微结构模式图。

甲图中f表示的结构是（），乙图是甲图中（）（填字母）的亚显微结构放大模式图，乙图中的B为一个神经元的（）。