Упражнение 1. Сделайте предложения отрицательными и вопросительными.

1) I can swim. — I cannot swim. Can I swim? 2) You can skate. — You cannot skate. Can you skate? 3) He can ski. — He cannot ski. Can he ski? 4) She can dance. — She cannot dance. Can she dance? 5) It can fly. — It cannot fly. Can it fly?