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【单选题】
To those scientists, it still remains to be a question ______ man can go back to the old days with time machine.
A.
if
B.
that
C.
how
D.
whether
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】No matter how frequently _____ the works of Beethoven always attract a large number of people.
A.
performing
B.
performed
C.
to be performed
D.
being performed
【单选题】The girl sat there quite silent and still with her eyes ____ on the wall.
A.
fixing
B.
fixed
C.
to be fixing
D.
to be fixed
【单选题】Don't mention that at the beginning of the story, or it may _____the shocking ending.[ ]
A.
give away
B.
give out
C.
give up
D.
give off
【单选题】On the wall hung a picture,__________ colour is blue．
A.
whose
B.
of which
C.
which
D.
its
【单选题】When he entered the dining hall, nobody said hello to him. He felt ____.[ ]
A.
calm
B.
ignored
C.
lonely
D.
sorry
【单选题】______ is known to us all is that America is a developed country_____ the first world. [ ]
A.
Which; belonging to
B.
As; belonged to
C.
What; belonging to
D.
It; belonged to
【单选题】The driver was _____100 yuan, for parking in the wrong place. [ ]
A.
punished
B.
fined
C.
given
D.
offered
【单选题】The employee ____________ to impress the company with his cleverness and promptness.[ ]
A.
setabout
B.
setout
C.
setoff
D.
setup
【单选题】Einstein like Bose’s paper so much that he ____ his own work and translated it into German.
A.
gave off
B.
turned down
C.
took over
D.
set aside