Вставьте much или many.
 
Example: Please don't put ... pepper on the meat. - Please don't put much pepper on the meat.
 
1. Please don't put ... pepper on the meat. 2. There were ... plates on the table. 3. I never eat I... bread with soup. 4. Why did you eat so ... ice-cream? 5. She wrote us ... letters from the country. 6. ... of these students don't like to look up words in the dictionary. 7. ... in this work was too difficult for me. 8. ... of their answers were excellent. 9. ... of their conversation was about the institute. 10. There are ... new pictures in this room. ll. There are ... teachers at our school, and ... of them are women. 12. ... of these plays are quite ... new. 13. Thanks awfully for the books you sent me yesterday.  Don't mention it, it wasn't ... bother. 14. ... of her advice was useful. 15. He had ... pairs of socks.

much- применяется к неисчесляемым существительным, таким как вода, соль, хлеб, сахар, песок и.т.п.many- применяется к исчесляемым существительным, таким как машины, животные, города и.т.п.

Соответственно:2. many

3. much

4. much

5. many

6. many.

7.much ( так как там нету доп. существительных, таких как things,details)8. many

9. much

10. many

11. many

12. many  (... of these plays are quite ... new.) второе троеточие невозможно

13. much ( устойчивое выражение 'much bother' (  трудно, беспокойно)пример: If it's not much bother, may I take these books ( если это не затруднит, могу я взять эти книги?)14. much (подразумевается- многое в её совете было полезным15. many