2номер через 20 минут репетитор придёт

COUNTABLE:

tree - trees

desert - deserts

forest - forests

island - islands

museum - museums

rain -rains

UNCOUNTABLE:

sugar

music

bread

sunshine

a. rain, desert

b. trees, forest

c. island, sunshine

d. sugar, bread

I believe that I can visit this museum.

Almost everyone knows that I fond of music.