срочно даю 50 баллов​

1. Have you been here for a long time?

2. She has wanted to be a doctor since she was seven.

3. Have you ever met my parents?

4. I have never been to Chinа but I'd like to go.

5. Have you ever worn a suit and a tie?

6. She's been able to walk since the operation.

7. We've known each other for ages.