问题 填空题

如图甲所示,铜块的长度为_________cm,用托盘天平测铜块的质量:应先将天平放在水平桌面上,游码移至标尺左端的___________刻度线处,调节平衡螺母使天平平衡;然后将铜块放入左盘,当右盘所加砝码和游码位置如图乙所示时天平再次平衡,铜块的质量为__________ g

答案

2.25(2.24~2.26均可) ;0;31

阅读理解

阅读理解。

     A few years ago a very funny thing happened to a neighbor of mine. He is a

teacher at one of London's big medical schools. He had finished his teaching for the

summer term and was at the airport on his way to Russia to give a lecture.

     He had put a few clothes and his lecture notes in his shoulder bag, but he had put Rupert, the skeleton (人体骨骼) to be used in his lecture, in a large brown suitcase.

At the airport desk, he suddenly thought that he had forgotten to buy a newspaper. He left his suitcase near the desk and went over to the shop.

     When he got back he discovered that someone had taken his suitcase by mistake. He often wonders what they said when they got home and found Rupert.              

1. Who wrote the story?

A. Rupert's teacher.

B. The neighbor's teacher.

C. A medical school teacher.

D. The teacher's neighbor.

2. Why did the teacher put a skeleton in his suitcase?

A. He needed it for the summer term in London.

B. He needed it for the lecture he was going to give.

C. He wanted to take it to Russia for medical research.

D. He wanted to take it home as he had finished his teaching.

3. What happened at the airport?

A. The skeleton went missing.

B. The skeleton was stolen.

C. The teacher forgot his suitcase.

D. The teacher took the wrong suitcase.        

4. Which of the following best tells the teacher's feeling about the incident?

A. He is very angry.

B. He thinks it's rather funny.

C. He feels helpless without Rupert.

D. He feels good without Rupert.

5. Which of the following might have happened afterwards?

A. The teacher got back the suitcase but not Rupert.

B. The teacher got back neither the suitcase nor Rupert.

C. The teacher got back Rupert but not the suitcase.

D. The teacher got back both the suitcase and Rupert.

问答题 简答题