---Hi! Long time no see.---Yes. It’s almost three years_____ we met last time.
Mr. Li doesn’t have a good ________. He has to do much ________ every day.
--- ________ is it from your school to the biggest western restaurant in the town? --- About fifteen minutes on foot.
Every spring, people often plant ______ trees to make our city greener and more beautiful.
Beijing is _______ the north of China and Japan is ______ the east of China.
They always buy __________ food and drinks before they go on a trip.