I ______play the piano when I was a young boy .
--- How does Jack usually go to work?--- He _______ drive a car, but now he ________ there to lose weight(减肥).
---What's ________ wrong with you?--- I have ______ sore throat.
--Why is she at Xiao Ying’s home? --_________ they are friends.
We are ________ a school trip..
---When is Christmas? --- It’s _____ December 25.