yesterday,we went out for a wall
—I can’t find Mr. Smith. Where did you meet him this morning?—It was in the hall ____ our products were showed..
. It _____ Mary and Tom that often helped me at school.
I wonder ____ you were doing last night.
It musk be he that has stolen Mr. Smith’s purse. __________?
—Do you have the new Chinese-English Dictionary?—Yes, but no more than one copy Would you like to take ____?