This is ______________ room.A. Betty’s and Kate’sB. Betty’s and KateC. Betty and Kate’s
--- Do you know who designed the CD-ROM Around the World in Eight Hours? --- Yes. It ______ by Nancy Jackson.
--- I feel tired and sleepy. --- Why not stop ______?
--- Betty, could you answer my question? --- Sorry, Mr. Green. I didn’t hear you. I _______ about something else.
--- I won’t have time to go shopping with you this afternoon. --- But you ________ me yesterday.
His father often tells him _______ in that river because it’s dangerous.