—Mum, I've finished my work.
—Good, and ________ you choose to play on your PSP or listen to music on your iPod, you mustn't disturb me.
A．whichever B．whether
C．whatever D．no matter
He ________ his gains and losses of money and the result was a minus.
A．calculated B．considered
C．completed D．controlled
Mr. Smith ________ his pupils how to prepare for the test since 8 am, but no one listens to him.
A．has told B．is telling
C．has been telling D．will have told
—You probably won't need to call Joe, but take his number, just ________.
—Thanks a lot.
A．at random B．in return
C．in case D．by heart
If we ________ one of the other uploading approaches, the process would have taken longer than one hour.
A．used B．had used
C．should use D．would use
For Wang Shun，________ university graduate from China's less developed Guizhou Province，shopping online is ________ delight as she tries to keep pace with the lives of those in big cities.
A．the；a B．a；不填
C．an；a D．a；a
