Выберите правильный вариант, чтобы завершить предложение.

1. Do you speak English? – I can / could speak English fluently.
2. When I was 4 years old I can / could read a little bit.
3. I have a sore throat. I‘m not able to / I can‘t speak today.
4. You had a very difficult day. You must be / have to be tired.
5. I have a lot of work to do. I have to / must stay in the office till 8 p.m. today.
6. Whose Book is it? – It has to be / must be Ann‘s.
7. This book is very interesting. You should / have to read it.
8. I‘m sorry, I am very busy I can‘t / mustn‘t come to your party today.
9. It‘s a public place. You can‘t / mustn‘t smoke here.
10. I‘msorry. I‘mlate. May / Might I come in?