He was in hospital for six months. He felt as if he was from the outside world.
If this were not so, they __________ to migrate abroad either temporarily or permanently.
He said that he was going to the Great Wail if it __________ the next Saturday.
Our TV sets sell well, but ten years ago no one could have imagined such a big share in the market that they __________.
Hardly could he __________ this amount of work in such a short time.
She always dreams of there __________ a chance to go abroad for further study.