—Do you know the girl_______ is standing near the car? —Of course! She is Helen, my classmate. A. whose B. who C. which
--Would you mind watering the flowers for me? --______. I have to go to the post office.
My aunt forgot _______.
The price of this computer is the ______ of the three.
--_____ we make it half past seven? --What about _______ it a little earlier?
He walked ________ fast for us ________catch up with.