Найдите в каждом пт одну грамматическую ошибку и исправьте её 1.

Найдите в каждом пункте одну грамматическую ошибку и исправьте её

1. When have they done it?

2. He lives nearly.

3. Remarque has written many great novels.

4. The program starts at quarter past two.

5. He is the most old boy in the yard.

6. This book is consisting of two parts.

7. The area is watching by policemen.

8. I have three children boy and two girls.

9. The documents have already signed.

10. How are you? I am good, thanks.