Ⅲ. Read and finish the tasks. (阅读材料，完成下列任务。)
1. ______
Mr Li is a cleaner. He often cleans our school. Look! He is cleaning the playground now. He is a great school helper.
2. ______
Liu Jia's father is a school bus driver. He takes us to school every day. Look! He is driving our school bus.He is a great school helper.
3. ______
Ms Lin is a cook. She often cooks nice food. She is cooking our lunch now. She is a great school helper.
任务一：根据材料内容，为每段文字选择合适的图片。

任务二：根据材料内容，选择正确的答案。
() 1. ______ is a cleaner.
A. Ms Lin
B. Mr Li
C. Liu Jia's father
() 2. ______ is cooking our lunch.
A. Ms Lin
B. Mr Li
C. Liu Jia's father
() 3. They are all school ______.
A. teachers
B. helpers
C. students

Ⅲ. 任务一：1. B 2. C 3. A
任务二：1. B 2. A 3. B