完成句子
1. 别在课堂上吃东西。
in class.
2. 我们将乘公共汽车到北京。
We will Beijing by bus.
3. 不能在走廊里大声讲话。
Don’t talk loudly .
4. 请认真听我说。
Please me carefully.
5. 你今天不必上学。
You go to school today.
1. Don’t eat 2. arrive in 3. in the hallways
4. listen to 5. don’t have to