What do you mean _____ “bike”?[ ]

Pardon? I didn’t hear you just now. –I asked.

If you have any problem, you can _________me for help. Which is wrong?

What a hot day! Have you had a drink?—Not yet. But I’d like to have after work.

Have you decided where to go for your summer vacation? –Not yet. We_________ go to Mount Lu. It is a good place for vacation.