Question

    Welcome to our school lab(实验室).I’m very happy to introduce(介绍) our school’s lab to you.Before doing any experiments(实验), there are a few safety rules that we must remember.

1.Always remember to be careful in the lab.

2.Don’t eat or drink in the lab.

3.Don’t talk loudly.

4.Don’t run or play here.

5.Don’t disturb(打扰) others when they do experiments.

6.Don’t take things into the lab to do experiments until the teacher agrees.

7.Follow the teachers’ instructions(指令) to do experiments.

8.Ask the teacher for help if you have any questions.

9.Don’t touch(碰) anything until the teacher asks you to do so.

10Need to put all the things back after you finish the experiments.

11.Close all the windows and lock the doors before you leave.

These rules in our school lab are very important to our safety.I hope you understand them and follow the rules.

1.The rules are for 　　　　.

A.teachers B.parents C.students D.doctors

2.First of all, you must always remember to 　　　　in the lab.

A.ask questions B.be careful

C.touch everything D.talk loudly

3.We 　　　　when they are doing experiments.

A.ask questions B.put the things back

C.can’t disturb others D.close the windows

4.The rules in the lab are important to 　　　　.

A.our school B.our class C.our study D.our safety

5.Which of the following is NOT true?

A.We can’t play or eat in the lab.

B.We can take the things we like to the lab.

C.We can’t touch anything until the teacher asks us to do so.

D.Before we leave, we must close the windows and lock the doors.

Answer

1.C

2.B

3.C

4.D

5.B

【解析】

本文介绍了在学校实验室做实验要必须遵守的一些安全规则。

1.细节理解题。根据“Welcome to our school lab”欢迎来到我们学校的实验室及“Don’t take things into the lab to do experiments until the teacher agrees”直到老师同意，才可以带东西到实验室，可知，这些规则是给学生制定的。故选C。

2.细节理解题。根据“Always remember to be careful in the lab，”可知，在实验室里记得一定要小心。故选B。

3.细节理解题。根据“Don’t disturb(打扰) others when they do experiments，”可知，做实验时不要打扰别人。故选C。

4.细节理解题。根据“These rules in our school lab are very important to our safety，”可知，学校实验室的这些规则对我们的安全很重要。故选D。

5.推理判断题。根据“Don’t eat or drink in the lab及Don’t run or play here，”可知，在实验室里不能吃东西或玩耍，所以A选项是正确的。根据“Don’t take things into the lab to do experiments until the teacher agrees，”可知，直到老师同意，才可以带东西到实验室，所以B选项是错误的。根据“Don’t touch(碰) anything until the teacher asks you to do so，”可知，直到老师要求你这样做，你才能触碰某些物品，所以C选项是正确的。根据“Close all the windows and lock the doors before you leave，”可知，在离开实验室前，要关窗锁门，所以D选项是正确的。故选B。