Ответить на вопросы в Present Perfect 1 Have you had dinner yet? 2 Have you had coffee today? 3 Has your brother left for Kiev? 4 Has she ever met my elder brother? 5 Has Mary been to the canteen yet? 6 Have you found anything to your taste on the menu? 7 Have they paid for the lunch yet?

Как вариант:

1. Yes, I've already had dinner.

2. No, I haven't my coffee yet.

3.  Yes, he has already left for Kiev.

4. Yes, she has recently met him.

5. No, she hasn't.

6. No, I haven't found anything.

7. Yes, they've just paid.