C. Read and choose. 阅读短文,将对应的标识序号填写在框内。
School rules help us do well and stay safe. In the library, we should be quiet. In the canteen, we shouldn't run or jump. We should wait in line. In the gym, we shouldn't litter. We shouldn't eat. In the classroom, we should listen to the teachers.

library框填d；canteen框填b,e；gym框填a,f；classroom框填c

1. 图书馆应保持安静，对应d（禁止说话标识）。2. 食堂不应跑跳且应排队，对应b（排队标识）和e（禁止跑跳标识）。3. 体育馆不应乱扔垃圾和吃东西，对应a（禁止扔垃圾标识）和f（禁止吃东西标识）。4. 教室应听老师讲课，对应c（老师讲课学生听讲标识）。

D. Write and say. 将校园文明宣传海报补充完整,然后跟小伙伴说一说。

1. Don't run in the hallway.
2. Don't eat or drink in class.
3. Please listen to the teacher carefully.
4. Please raise your hand before speaking.
5. Please keep the classroom clean.

1. Don't run in the hallway.
2. Don't eat or drink in class.
3. Please listen to the teacher carefully.
4. Please raise your hand before speaking.
5. Please keep the classroom clean.