---Where are the keys? ---________A. They are in the door.B. It's in the door.
( )People usually eat dumplings __________. A. on May DayB. on Spring Festival C. at Dragon Boat Festival
( )Please come to my _________ birthday party. A. twelveB. twelfthC. twelveth
( )Does he teach ________ Chinese? A. meB. myC. I
( )In Australia, drivers drive on the ______ side of the road. A. rightB. leftC. straight
( )Little water drop feels very hot. So it ___________. A. falls downB. goes upC. goes down