1. (2019九上·九龙坡期中) 根据你所听到的短文内容，从A、B、C三个选项中选出最恰当的答案。

1. （1） The teacher is talking about _________.

   A . school rules B . class rules C . lab rules
3. （2） The students are not allowed to bring any ___________ into the lab.

   A . pens or pencils B . food or drink C . books or food
5. （3） Third, please __________ in the cupboards or on the shelves.

   A . don't touch anything B . touch anything C . don't eat
7. （4） While doing experiments, you must ________ and watch carefully.

   A . listen to music B . take notes C . listen to your teacher