---Excuse me, Sir .But smoking is not allowed here.-----Sorry,I didn’t see the sign.I’ll __________ my cigarette at once.
-Your watch is very nice.- ________.
This is _____ eraser and that’s _____ gold(黄金) ring.
_______! Are you Mr. Green?
There are many _____ over there.
It is a schoolbag of my ___________