Success in life doesn’t happen________.It’s the result of devoting your time and energy to what you’ve set out to do.
A．by accident B．by design
C．by force D．by choice
After losing $20, 000 on my last business, I’m not________this time.
A．taking on B．taking away
C．taking a chance D．taking off
—Everyone in my class passed the exam.
—Oh, really？It________difficult.
A．must be B．needn’t have been
C． can’t have been D．mightn’t be
The manager tried to explain the problem, but what he said didn’t________to the players.
A．get away with B．get over
C．get down D．get across
It is reported that the United States uses________energy as the whole of Europe.
A．as twice B．twice as much
C．twice much as D．twice much
It is reported that the police will soon________the case of the two missing children.
A．look into B．look after
C．look upon D．look out
