—Could you pass me _____glass on the table, please?—Sure, but it’s _____empty one.A. the , an B. the , the C. the, a D a, an
---We can use QQ to talk with each other on the Internet. ---Really? But can you tell me _______it.
Now the air in Yancheng is than it used to be. Something must be done to stop it.
Miss Liu is English teacher. She teaches English very well.
bad weather ! I can do something but to stay in bed for the whole day.
---How long did it _____ you to work out the difficult maths problems? ---I ______ about half an hour on it .