--- Tom, where is your father? --- I’m not sure. He_______ in his office.
-- Look! Mary is working hard. --Yes. She is _________________Being University.
Song Ying is _________kind girl that she has donated almost all her savings to a charity.
--Driving less, walking more is good for our health. --So I’d rather __________ an hour’s walk to work than consider __________a car.
--I am a little hungry, Mom. --There are some cakes on the plate. You can take ________.
It’s all right if you come ___________late.