根据对话内容从方框中选择能填入空白处的最佳选项补全对话，其中有两项多余。

A：The weather gets warm．

B：Yes,I like it．

A：On Saturday or Sunday?

B：

A：OK.What are you going to do on Saturday?

B：

A：Well,are you going to the library?

B：No．

A：No?

B：Right．I'm going to help clean the park．

A：I see．Can I join you?

B：

A：thank you.

A．What's the weather like? B．I've got something important to do． C．Let's go biking this weekend． D．It's good for us to read． E．Welcome! F．Let's go on Sunday． G．Have you got any new ideas?