单项选择题
A.how a helicopter flies B.how the Jetsons fly C.how the airphibian flies D.how Superman flies
A.They take the food home with a doggie bag for their dogs. B.They leave the food on the table and go away. C.They take the food home with a doggie bag and enjoy the food later. D.They ask the waitress or waiter to keep the food for them.
A.head B.hands C.legs D.arms