—Someone is knocking at the door. Who ______ it be? —It ______ be Tom. He is still in the school.
The songs of S.H.E. sound _________. Their CDs sell _______.
They went fishing ______ a sunny morning.
Don’t worry. There’s _________ time left.
We’re tired because we have ________ yin.
--- How is he getting on with his spoken English? --- Great. Now he can speak English ______ his English teacher.