Помогите пожалуйста, я в модальных глаголах нифигашеньки не знаю :[
1. You ______knock at the door. I have got the key.
2. You______see the film. It is really interesting.
3. ______I ask you a question? — Please, do.
4. When I was five, I ______read and write.
5.The buses were all full. I______go on foot.
6. Students ______use dictionaries while doing the test. It’s forbidden.
7. I have lost the keys. I______enter my flat.
8. You______put on a coat. It is going to be warm.
9. When her parents were away, she______cook all her meals herself.
10. ______I come in? — I’m afraid not.
Слова которые нужно вставить:
needn't
can't
May
had to
could
must
mustn't