Помогите пожалуйста
Вставьте модальные глаголы can или can’t, could или couldn’t.
1. He ______ translate this article. It was very difficult.
2. If you are tired, I _______ check spellings.
3. ______ you write when you were 5 years old?
4. When I was a child, I ______ play chess.
5. What a delicious dinner! Your mother ________ cook well!
6. ______ you swim? – Yes, I swim very well.
7. ______ you cook when you were 16?
8. They say animals _______ forecast the weather.
9. Computers ________ write but they ________ smell.
10. My father ______ play football when he was 10.
11. He _______ answer any question now.
12. I think he _______ help you now.

1. couldn't2.can3. could(вот тут я сомневаюсь)4.couldn't5.can6.can7.could8.can9. can, can't10.could11.can't12. can