根据对话内容，从方框中选择恰当的选项补全对话，其中有两项多余。

A：Mark, are you excited about our camping trip with Rob?

B：Of course．

A：Well, let me see．I have a tent．It's big enough for three people．

B：Just one．Do you have any?

A：I have two．

B：Should we bring some food?

A：Yes．We will make a fire and we can cook hot dogs．

B：Sounds great．

A：We can go swimming．Lake George isn't far away．Or we can bring our bikes．There are lots of places to ride．

B：I'm sure we'll have a good time．

A．Rob can use one of mine． B．That's a good idea． C．What should I bring? D．It's up to you． E．What else can we do while we're camping? F．How many sleeping bags do you have? G．Why don't we go camping?