Нужна ! без этих я завалю все за решение

7.34

2 if she writes the article today, she will bring it for the newspaper.

3 had she known her mistakes, she would have corrected them.

4 everything could have been settled yesterday if you had come in time.

5 i think that our research will be successful but if we didn't succees in getting the desired results, we should try to find a new method.

6 were he in st petersburg my friends would know about it.

7 the work will be done in an hour if you do your part.

4.37

2 all the machines will have been repaired by the technicians by the end of the week.

3 the money will have been collected (by them) by the end of the month.

4 the house will have been decorated by the painter by monday.

5 this chapter will have been reviewed (by them) by next week.

6 these articles will have been analysed by me by the coming weekend.

4.38

2 the secretary will have written all the letters by the end of the week.

3 i will have baked the cakes by five o'clock.

4 the architect will have completed the project by the end of this term.

5 we will have painted the walls by the end of the week.