1.Did they paint the windows green?_>were.the windows painted green by them .......

2.I wasn't working at the restaurant last night.Ididn't wait on your table?

_>If.I had worked at the restaurant last night, i would wait on your table......

3.I am hungry,so I don't eat anything?

_>If I were not hungry, i would eat many thing.....

4.Didthe idea interest you?

_>Were.the idea interested you?...

.5.Nick doesn't come there because he hasn't got a map?

_>If Nick got a map, he would come here....

.6.He didn't prepare for the interview,so he didn't get a job?

_>If he .had prepared for the interview, he would have got a job...

7.We should protect these animals carefully?

_>These animals should be protected carefully.....

8.Peter is fat because he eats so many chips?

_>Ì Peter.didn't eat so many chips, he wouldn't fat.....

9.We didn't go on holiday because we didn't have enough money?_> If we.had had enough money, we would have gone on___...