Answer:
1. It suddenly became so dark as the train went in  the tunnel.
2. The restaurant is   along  the bank and the post office.
3. What language do you speak  except          English?
4. You are not going out until  you finish your homework.
5. The book was written by  Mark Twain.
6. I will show you the picture of the palace.
7. The TV is at the corner of the room.
8. Many of us eat with fork and spoon.
9. There is a good restaurant at  the end of the street.
10. He is fond of   TV.
11. The cat jumped over  the fence.
12. He has a positive attitude towards  his work.
13. The artist dipped his brush in  the bright colours.
14. What do you think about  the concert?