Вставить артикли. Урок английского языка для начинающих

1. Can you give me call tonight?

2. Ann and Bob go to same school. Ann's in first form and Bob's already in third.

3. This is very difficult question. I don't know answer to it.

4. There is sofa in corner of room.

5. There is new school at corner of our street.

6. We don't go to school on Sunday.

7. Is there lamp on table?

8.  English is world language.

9. We listened to very interesting lecture on English literature yesterday.

10. David is best student in out class.