--- Excuse me , could you tell me ___________?---Yesterday.
Work hard, _____ you’ll catch up with others.
---Which would you like, tea or coffee? ---_____ is OK. I really don’t mind.
---I think Miss Gao must be in the library. She said she would go there.---No, she _____ be there. I have just been there..
It’s not necessary to ____every new word while reading. You can guess its meaning.
—_____ have you lived there? —Since 1970.