1. I just had time to put up my umbrella before the rain came down in forrents

-> No sooner had I had tume to put up my umbrella than the rain came down in forests.

2. Is smoking permitted in Vietnamese Cinemas ?

-> Are we allowed to smoke in Vietnamese cinemas

3. Because he didn't study hard, he failed the exam .

->Had he studied hard, he wouldn't have failed the exam

4. Her grief was so great that she almost fainted.

-> So great was her grief that she almost fainted

1. No sooner had I had tume to put up my umbrella than the rain came down in forests( đảo ngữ no sooner)

2. Are we allowed to smoke in Vietnamese cinemas? ( be allowed to do sth: được phép làm gì)

3. Had he studied hard, he wouldn't have failed the exam ( đảo ngữ điều kiện loại 3)

4. So great was her grief that she almost fainted( đảo ngữ so)