debris()
A.work hard
B.scattered fragments; wreckage
C.debris
A.work hard
B.scattered fragments; wreckage
C.debris
What does the author mean by saying that the Grand Canyon is of relatively recent origin?
A.The river almost completed its work of erosion only about six million years ago.
B.The Colorado Plateau only rose a comparatively short time from now.
C.Volcanic debris and intrusions of igneous rock are of recent origin.
D.The form. of the canyon is the result of the recent work done by the natural force.
_____, I will spare no effort to persuade him to go abroad for further study.
A.Though hard is the work
B.However hard the work is
C.Though hard the work is
D.However the work is hard
These five years of hard work is the______of him.
A.building
B.constructing
C.making
D.doing
The research found people who tested high on optimism do notavoidhard work and challenges.
According to the author, it is hard for a society to work without.
A.a recognized authority.
B.enough money.
C.examples.
D.changes.
A.committee
B.committed
C.commitment
D.commission
Work hard when ______, or you'll regret.
A.you young
B.are young
C.young
D.be young
They don't work ______ as you.
A.so hard
B.harder
C.hard
A.win back
B.win through
C.come up with
D.come at
According to the author, it is hard for a society to work without
A.a recognized authority.
B.enough money.
C.examples.
D.changes.