Question

5 Please have some/ few/ much of these chocolates I know you like them
16 Have you got much/ many/some coffee
17 There isn’t some /any /many water in the bottle
18 Have we got some/ any/ a lot of milk
19 There was a few/ a little/ much food in the fridge It was nearly empty
20 Is there many/ much/ a little cake
21 There isn’t a little/ much/ many chicken
22 There’re a lot of/ few/ a little carrots in the fridge We need to buy some
23 There aren’t much/ many/ some tomatoes

Answer 1

5. Please have some of these chocolates I know you like them.
16. Have you got much coffee?
17. There isn’t any water in the bottle
18. Have we got  any of milk?
19. There was a little food in the fridge It was nearly empty
20. Is there many/ much/ a little cake - странный вопрос: cake - исчисляемое существительное, поэтому much и a little не подходят, a many - много, значит, нужно are и cakeS 
21. There isn’t a little/ much/ many chicken - странный вопрос: chicken - исчисляемое существительное, поэтому a little и much не подходят, а для many нужно are и chickenS
22. There’re few carrots in the fridge. We need to buy some. - исчисляемое - очень мало)
23. There aren’t many tomatoes. - исчисляемое