3. I found it a bit difficult to get into work this morning.
`=>` Getting into work this morning is a bit difficult for me.
Ving + to be + adj (for sb) = It + to be + adj (for sb) + to V: Làm gì đó thật ... với ai đó
4. Their game of badminton is always on Tuesday.
`=>` They always play badminton on Tuesday.
6. I'm in England for the first time in my life.
`=>` This is first time I have ever been to England in my life.
Cấu trúc: This is the first time + (that) + S + have/has + (ever) + PII
11. I'll finish the work tonight if you like.
`=>` Would you like me to finish the work tonight.
12. The teacher didn't allow the class to leave before 4:30.
`=>` The teacher made the class not leave before 4:30.
Make sb + V: làm cho ai đó ...
13. We haven't seen him for over twenty years.
`=>` It's over twenty years since the last time we saw him.
15. It is the most interesting novel I've ever read.
`=>` I have never read such an interesting novel before.
17. We haven't met since 1981.
`=>` It was in 1981 that we last met.
19. They haven't seen their uncle for ten years.
`=>` It's ten years since the last time they saw their uncle.