题目

阅读理解     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. ⒈ Always remember to be careful in the lab. ⒉ Don't eat or drink in the lab. ⒊ Don't talk loudly. ⒋ Don't run or play here. ⒌ Don't disturb (打扰) others when they do experiments. ⒍ Don't take things into the lab to do experiments until the teacher agrees. ⒎ Follow the teachers' instructions (指令) to do experiments. ⒏ Ask the teacher for help if you have any questions. ⒐ Don't touch (碰) anything until the teacher asks you to do so. ⒑ Need to put all the things back after you finish the experiments. ⒒ 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. 答案： C B C D B

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