标语中“停止内战，一致抗日”的愿望得到初步实现的标志性事件是(     )

补全对话，每空一词

A: Jim, ____you have time this afternoon?

B: Yes, I do. Do you have any ideas?

A: What____ going to the zoo?

B: That's a good____.

A: There are some new ____in the zoo.

B: What are they?

A: Some zebras, giraffes ____ kangaroos.

B: Really? Where are they ____?

A: Well, the zebras are from Africa and the giraffes are from ____, too.

B:____ about the kangaroos?

A: They are from Australia.

B: Well, I really want to see____. I think they are beautiful (美丽的).

A: Yes, let's go there at half____ two in the afternoon. OK?

B: Great！