If you don’t know the meaning of new words, look them in a dictionary.
He realized his mistakes and took action to reduce the loss _______ it was too late.
— Were your parents at home last night?— No. _______ of us went to my uncle’s birthday party.
—The surgeon hasn’t come back, has he?—_______, for he _______ Australia since last week and will be back in a week.
Plenty of money has been _________ helping the quake-afflicted people (灾民) in Nepal.
— That black T-shirt which has Messi’s picture on it______be David. He admires him a lot.— It _____ be his. He prefers black to other colours.