Private cars will be required to stay off roads one out of five weekdays ____ the traffic pressure.
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A
to reduce
B
reducing
C
reduced
D
reduce
推荐题目
____ abroad for two years, the two astronauts went back home last year.
#95816
A
Educating
B
Educated
C
Having been educated
D
being educated
Charles Babbage is generally considered to _______ the first computer.
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A
to invent
B
inventing
C
to have invented
D
having invented
People are talking about the new traffic regulations _______in two months.
#91063
A
to be put on
B
to put on
C
being put on
D
put on