仿照例子写句子。
例：
A: Jenny often walks to school.
B: Jenny walked to school yesterday.
C: Jenny is going to walk to school tomorrow.
【小题1】A: Danny often eats donuts for breakfast.
B: ________________________________
C: ________________________________
【小题2】A: ________________________________
B: I brought a star for the tree yesterday.
C: ________________________________
【小题3】A: ________________________________
B: ________________________________
C: Betty is going to help her mother tomorrow.
【小题4】A: Tom often does his homework.
B: ________________________________
C: ________________________________