27.　　 It is very cold .I think it______________ . ( rain )

26.　　 It ____________________you are right. ( seem )

25.　　 He ____________ (go)swimming in the river every day in summer.

24.　　 I ____________ ( feed) my dogs the day before yesterday.

23.　　 Be quiet. My father _____________ ( sleep ) in the bedroom.

22.　　 Hurry up, or you _______________ (miss) the train.

21.　　 Tom _____________ ( come ) back from Australia in a week.

20.　　 Mary ______________(have ) lunch at noon yesterday.

19.　　 Jenny ______________ (read ) a book when her mother came home.

18.　　 I will tell you as soon as he ____________ ( come back).