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问题 填空题

下图中，利用温度计测量烧杯中的酒精，从放大的图中，可以知道酒精的温度是________℃，若将温度计从酒精中取出，它的读数变化情况是：_____________。

答案

26；先减小后增加至室温并保持不变

单项选择题 A1/A2型题

有关鼻窦的叙述，错误的是（）

A.鼻窦是颅骨不规则骨内的气腔

B.上颌窦为一对最大的鼻窦

C.上颌窦底朝鼻腔

D.上颌窦的顶壁即眶底

E.筛窦在额骨内
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单项选择题

George is a young man. He does not have a wife, but he has a very big dog and he has a very small car, too. He likes playing tennis. Last Monday he played tennis for an hour at his club, and then he ran out and jumped into a car. His dog came after him, but it did not jump into the same car. It jumped into the next one.
"Come here, silly dog!" George shouted at it but the dog stayed in the other car.
George put his key into the lock of the car, but the key did not turn. Then he looked at the car again. It was not his! He was in the wrong car! And the dog was in the right one! "He’s sitting and laughing at me!" George said angrily. But then he smiled and got into his car with the dog.

His dog followed him and jumped into the same car.

A. Right.


B. Wrong.

C. D0esn’t say.
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