用所给单词的适当形式填空。
1.I__________ (visit) my grandparents last Sunday.
2.I’m going to__________ (fly) a kite with my little sister this afternoon.
3.Bill __________ (go) to a hockey club twice a week.
4.Tom often__________ (clean) the window at home.
5.Let’s __________ (water) the plants. It’s too dry outside.