Ответы и объяснения

2014-01-31T16:15:20+00:00
1.Walks
2.does...work
3.doesn't work
4.Do you often speak
5.is answering
6.Does you sis often stay
7.don't often get
8.does often discuss
9.they are discussing
10.Are you going to discuss
11.know
12.Did the students revise?-they did it 
 13.Are they revising 
14.What does he do.He is a factory worker
15.What is he doing?-He is translating