--- Why don’t you hand in your homework?--- I’m sorry. I _____my homework at home.
—Listen!Someone is knocking at the door.Who can it be? —It________be Tom.He said he would visit me this evening.
Look at that girl________name is Lucy.
Why not consider________Kunming for your next vacation?
Would you like to go________?
—Don’t pretend________.Your book is downward(向下的). —Oh!Sorry,Mr Black.