It was dark by the time we arrived （）the station.

After several years of hard work，he（）pass the entrance exam.

A.could
B.can
C.is able to
D.was able to

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A new all-purpose building （） in the mountain village for shopping,business and indoor sports.

A.is now constructing
B.has now constructed
C.is now being constructed
D.has been now constructed

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