Краткое пояснение: Составление предложений, используя модальные глаголы can/could для выражения способностей в настоящем и прошлом.
- She can surf the Net now, but she couldn't surf the Net when she was six.
- She can ride a bike now, but she couldn't ride a bike when she was seven.
- She can swim now, but she couldn't swim when she was three.