Use: much or many 1. i don't eat mangoes. 2. he does not eat fish. 3. she ate so dessert that she is in bed today with a stomachache. 4. he had got so pairs of socks. 5. please don't put pepper on the meat. 6. there were too plates on the table. 7. i never eat bread with soup. 8. why did you eat so ice cream? 9. she wrote us not very letters from the country.

Существительные исчисляемые, т.е которые могут стоять во множественном числе, то перед ними будет many, а перед неисчисляемыми, т.е которые не могут быть во мн.числе будет much. Например many books (в конце сущ. стоит окончание мн.числа -s, es); much water, much juice(sugar, milk, butter, coffee, fish, bread, desert, soup, ice-cream)