补全对话。    

根据对话内容,在空格中各填写一个句子或单词,使对话完整,正确,达意。    

A：Where are you going for vacation？

B：1.____________

A：Hainan Island? It’s very 2.___________there.

B：But I don’t mind the hot weather because

      I like swimming and surfing.

A：Sounds great. 3.____________

B：For about two weeks-from June 28th to

      July 11th. How about you?

       Where are you going?

A：I’d like to go to Shanghai.

B：4.___________

A：Because, you know, the World Expo(世博会)

       is going on in Shanghai.

B：5.___________ It’s a good chance to learn

       about foreign countries.

A：And it’s also a good chance to know about

       our future life.

B：That’s true.