中科新闻网景区人流量监控:Modern transportation made _____ travelling throughout the world in a few week
来源：百度文库 编辑：中科新闻网 时间：2024/05/12 19:08:16
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