— Did you see Mr. Black just now? —Yes, He ___ his car when I met him.
A. parked B. was parking
C. parks D. will park
--- Do you know the woman ____ is walking on the other side of the street?
--- Oh, that’s my history teacher.
A. What B. which C. who D. whom
The air in Xuzhou is much worse than that in many other cities.We must do______to protect our environment.
A．nothing B．anything C．something D．everything
Remember to return the book to the library when you finish_____it.
A．read B．to read C．reading D．reads
---How’s Bob now ?
---I hear the company _____him a very good job, but he turned it down.
A．donated B．served C．offered D．introduced
The boy didn’t sleep well last night because of the ________from the factory.
A．voice B．noise C．music D．song
