四、IV. Read and choose.（Tim是本学期新来的同学，他对班级情况还不太了解， John正在帮助他。读一读，选择合适的选项补全对话。）

（Tim is new. John is helping him.）
John: This is our classroom. A. Yes, it is.
Tim: 1. ___ B. Don't be late.
John: Yes, it is. C. Wow, it's clean and tidy.
Tim: 2. ___ D. What are these?
John: These are our class rules. E. Amy.
Tim: What rule is it?
John: 3. ___
Tim: Oh, I see. Is that duty chart（值日表）?
John: 4. ___ Everyone has jobs.
Tim: Who cleans the blackboard?
John: 5. ___ And I sweep the floor. We all help make our classroom great!

Ⅳ. 1. C 2. D 3. B 4. A 5. E

五、V. Read and judge.（John继续向Tim介绍班级的情况。阅读短文，判断下列句子的正误，正确的填“T”，错误的填“F”。）
We have some class rules. We must keep the classroom clean. Don't eat in class. Don't be late. When you answer, put up your hand to speak. You can't take toys to school. After school, we
turn off the lights and fans.
Amy, Zhang Peng, Binbin and I are on duty today. I can sweep the floor. Amy can clean the blackboard. Zhang Peng can put back the desks and chairs. Binbin can clean the windows. We all help make our classroom great!
( )1. We have 5 class rules.
( )2. Amy can take toy bears to school.
( )3. Zhang Peng can clean the windows.
( )4. There are four students on duty today.
( )5. Class rules and duties help to make the school life better.

Ⅴ. 1. F 2. F 3. F 4. T 5. T