How do you study English so well?— I study ________ reading English magazines.
The piano sounds .I want to leave now. Where is the exit(出口)?
Jack his pet dog every day. The dog must feel sad when he’s alone all day long.
--Don't touch my computer when I'm away, OK? --Sorry, .
Thanks for ________ the secret ________ me.
Paul always goes to the center of the city ________.