They are school vocabulary words.
They are un-countable nouns.
They are countable nouns.
Correct form for Verb To Be for the pronoun I
Correct for of Verb to Be for pronoun You
What kind of noun is the word orange?
Translation for verb TO BE
What kind of noun is the word orange juice?
Ser o Estar
Pen, blackboard, eraser
Apples, oranges, pears.
Am
orange, oil, butter
countable noun
un-countable noun
are