六、选择合适的选项补全对话。
Mike：Good afternoon,Jack!
Jack：1.
Mike：Who are they?
Jack：2.
Mike：Look! 3.
Jack：Yes,he's a good boy.
Mike：4.
Jack：They are wonderful!
A. And the girls are cleaning the room in the old people's home.
B. The boy is singing old songs for old people.
C. Good afternoon,Mike!
D. They are our community volunteers.

1.C 2.D 3.B 4.A

七、阅读短文,完成短文后的两个任务。
Who are we?
We clean our community every day. We clean the sidewalks(人行道),playground,park and toilets. We pick up trash in the community. We make our community clean and beautiful. The air is fresh and the birds sing happily. We all work together. Let's make the community a better place.
任务(一) 阅读短文,判断正(T)误(F)。
()1. We clean our community every day.
()2. We clean the sidewalks,playground and classrooms.
()3. We make the community a better place.
任务(二) 阅读短文,回答问题。
Who are we? We are .

任务(一)1. T 2. F 3. T 任务(二)cleaners