题目内容：

根据对话内容.从方框内的选项中选出能填入空白处的最佳选项，其中有两个为多余选项。

Jason:How do you plan your summer vacation?

David: 1.

Jason:Where would you like to go?

David:To the seaside.

Jason: 2.Taking a walk on the beach and lying in the sun are pretty good.

David:Yeah.I decide to go to Bali Island 3.

Jason:It’s really a beautiful and clean place.4.

David:For two weeks.

Jason:5.

David:On July 18.

Jason:Have a nice trip!

David:Thank you.

A.Don't worry.

B.I want to travel.

C.When are you leaving?

D.I have never beard of it.

E.That’s really a good idea.

F.How long will your holiday last?

G.I've heard the sight there is good.