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