I wonder________there are so many natural disasters across the world in 2010.
| A．which it is that | B．what is it that |
| C．how it is that | D．why it is that |
We tried to ring you back，Bryan, but we think we ______ your number incorrectly.
| A． looked up | B． got through |
| C． took down | D． worked out |
Will you see to _______ that the luggage is brought back?
| A． me | B． yourself | C． it | D． them |
Everyone should learn something about first aid, for every second will_______in an emergency.
| A． play | B．count | C． happen | D． show |
—— Now, where is my package?
—— ________. We'll be late for the train.
| A．Come on | B．Forget it！ |
| C．Don't worry. | D．Who knows? |
The restaurant _______ different kinds of wines and dishes and the prices are acceptable.
| A．makes | B．prepares | C．offers | D．serves |