— What can I do to save energy?
— You ought to the electricity when you leave a room.
A. shut off B. give up C. take away
With the help of the Internet, news can _______ every corner of the world.
| A．get | B．arrive | C．reach | D．return |
Don’t forget to __________ your school things when you have finished your homework .
| A．put out | B．put up | C．put down | D．put away |
of the surface of the earth covered with water.
| A．Seven-tens...are | B． Seven-tens…is |
| C． Seven-tenths...is | D．Seven-tenths...are |
Johnson was the first on the list of the famous stars because he was the richest ___ them.
| A．with | B．in | C．to | D．among |
______ exciting news it is! Our government is doing something to stop the haze(雾霾).
| A．What | B．What an | C．How | D．How an |