He swam in the river this summer. ________A. So did he. B. So she did. C. So did she
The teacher often says, “ _____ late for class.”
There is a policeman _____ the bus. He is watching the traffic.
—How long can I _____ the book? —For four days.
— _____ —Go down this street to the end.
Ms.liu often goes to school_____ a car.