Is this the painting _________ you offered $

Let’s go fishing if it _______ this weekend.— But nobody knows if it _________.

______ do you help the old man with the housework? — Once a week. [ ]

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

Must I stay here with you?— No, you . You may go home, but you go to the net bar (网吧).