1.Countable:computer-computers,grape-grapes,lesson-lessons,juice-juices,map-maps,biscuit-biscuits,time-times
Uncountable:homework,jam
2.1.no article for “water”
2.a computer
3.no article for “jam”
4.a lesson
5.a time
6.a biscuit
7.a bike
8.no aricle for “homework”
9.a grape
10.a juice
11.a map
12.an yogurt
13.no article for “cocoa”
