万里长城是明长城吗:Modern transportation made _____ travelling throughout the world in a few week
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A.it possible
B.possible
C.that possible
D.possible of
选哪个?为什么?
B.possible
C.that possible
D.possible of
选哪个?为什么?
选A.
it 是代宾语,即travelling throughout the world in a few week.用it 可以使结构不至于显得太重,这是习惯用法
A.it possible
A