Перефразируйте
предложения,
используя Continuous и Perfect
Continuous Infinitive в значении
предположения.
1. Probably children are playing
in the garden.
2. It is certain that she is waiting
for you at home.
3. Of course, they are having a
good time.
4. I am sure that she has been
working at this hospital for
many years.
5. I hear the children's voices.
Evidently they are reading
aloud.