1. Tom's and Bob's
2. Ted's, Mike's
3.Mary's and Helen's
4. Boys'
5. Pets'
1-Has he developed a new design of this machine?
2-Will she have written the report by Monday?
3-Is she conducting the experiment?
4-I don't use computers in my work
5-He was doing the calculations when the professor came.
6-Will you test your construction next week?
7-Had she left the laboratory before the work was finished?
8-Is your theory based on careful observations?
9-Should you start your work at laboratory in the morning?
10-We cant control this research without a computer.
11-Didnt we solve the problem two days ago? Или We didn't solve the problem two days ago. (Смотря если вопрос или отрицательное предложение)
12- She doesn't apply new methods of calculations.
1)opens,buys,puts,like,sits,plays,begins,says
2)fixes,kisses,goes,catches,washes,teaches,passes,
3)cries,flies,copies,
Hat - cat, pet
ball - doll
plate - date
74 The boy wondered if it was true that in England the grass remained green all the year round.
75 She said that Ann would be leaving school the following year.
76 Helen asked not to ring her up and added that she would be working at her translation.