作业精灵老师示例：
A: Where will you go for the summer holiday?
B: I will go to Hong Kong.
A: Who will go with you?
B: My friends will go with me.
A: When will you go?
B: I will go on Sunday.
A: How will you go there?
B: I will go there by plane.
A: How long will you stay there?
B: I will stay there for two weeks.
A: What will you do there?
B: I will go to Disneyland and go to
Ocean Park. How about you?
A: I will go to Beijing. I will go there
by train and stay there for a month. I will
do many things there. I will eat Beijing Duck
and visit the Great Wall.
