Simon failed the exam again．
That's not surprising． Computer games _____ too much of his time．（ ）
A．take inB．take onC．take offD．take up
It's a pity that ______ my teachers ________ parents allow me to swim alone．
After all you are too young， safety first． （ ）
A．either；orB．neither；nor
C．both；andD．not only；but also
About 20 million people in the world have no enough safe drinking water．
So we should ______ how to deal with the problems of water．（ ）
A．put onB．look after
C．think aboutD．get on with
It's reported that 31 of the brave young men ______ in a big forest fire in Sichuan．
I don't know who they are， but I know who they are for．（ ）
A．were killingB．were killed
C．killedD．had killed
He hardly had friends because he used to be mean．
But now he has changed a lot． He treats others _______ and is popular．（ ）
A．nicelyB．carelessC．rudelyD．heavily
Time past can not be called back again．
Yes， Wasting time is a _____．（ ）
A．pressureB．fairnessC．choiceD．shame