Помогите пожалуйста по английскому;

Look at the underlined words in these sentences. Which is right (….. or the)?
 
1. Potatoes / The potatoes are not expensive. (Potatoes is right.)
2. This is a good meal. Potatoes/The potatoes are wonderful! (The potatoes is right.)
 3. Everybody needs friends/the friends.
 4. I never drink coffee/the coffee.
 5. “Where’s coffee/the coffee?” “It’s on the shelf.”
 6. Jane doesn’t go to parties/the parties very often. 
7. Tennis/The tennis is a very popular sport.
 8. We went for a swim in the river. Water/The water was very cold.
 9. I don’t like swimming in cold water/the cold water.
 10. You should visit the museum. Paintings / The paintings are very beautiful. 
11. Money / The money doesn’t always bring happiness/the happiness.
 12. English/The English is the language of international business. 
13. Children/The children learn things/the things very quickly. 
14. Excuse me, can you pass salt/the salt, please? 
15. I enjoy eating in restaurants/the restaurants. 
16. Do you like music/the music this band is playing? 
17. I enjoy taking photographs/the photographs. It’s my hobby. 
18. Look at photographs/the photographs I took when I was on vacation — Правильный ответ на вопрос найдете ниже