0) I have never changed a tire before. 1) She will have finished her homework by 5 o'clock. 2) While I was going to work I met an old friend of mine. 3) Jill has had a car for a week. 4) How long have they been learning English? 5) They will probably go to our party. 6) When I got home, they had already had dinner. 7) I am sweating because I have cleaned the whole house. 8) - Is the house clean?- Yes, I have cleaned it. 9) He was playing with matches when he burnt himself. 10) The plane has just landed. 11) Bob doesn't like dancing. 12) Bob has never liked dancing. 13) John F.Kennedy died in 1963. 14) That was the worst film I have ever seen. 15) My family has owned the castle for over two centuries.