Question

Дайте форму минулого часу для підкреслених дієслів у теперішньому часі: 1. He can communicate to native speakers quite well. 2. We are to return at 7 p.m. (We’ve got equipment). 3. She has to work at home today. 4. Student must be attentive at lessons. 5. We are to carry on an experiment. 6. Scientist must use new methods in their research. 7. All students of our University must carry out a number of experiments in the laboratory. 8. I am to buy some new appliances.

Answer 1

Ответ:

1) could

2) had to

3) had to

4) had to

5) had to

6) had to

7) had to

8) had to

Объяснение:

Answer 2

1. He could communicate to native speakers quite well.
2. We were to return at 7 p.m. (We had equipment).
3. She had to work at home that day.
4. Students had to be attentive at lessons.
5. We were to carry on an experiment.
6. Scientists had to use new methods in their research.
7. All students of our University had to carry out a number of experiments in the laboratory.
8. I was to buy some new appliances.