If you don't know the word, why don't you in the dictionary? A. look up them B. look it up C. look up it
—Where is Mike? —He’s _______ the pool.
—_______ do you like music?—Because my favorite subject is music.
-- _________ you from Australia? --No, I’m from Singapore.
Here is ______ e-mail from my friend.
-Eric is ill in hospital. He can’t come to your party today. -________