26.　　　 It is long (not long)before he comes back.

25.　　　 It was another year before he come here.

24.　　　 It was noise when he got to the classroom.

23.　　　 It was already 8 o’clock when he came back.

22.　　　 It is a long way……

It was nearly midnight when she came back.

21.　　　 (selfish, unfair, silly, stupid, polite,careless,,,)

20.　　　 It is wise of you to take his advice.

19.　　　 It was very kind of her to help me with my English.

18.　　　 It would be better to do sth.

17.　　　 It’s better to finish it on time.