An artist who was recently traveling on a ferry to the southern island discovered________a long lost antique Greek vase.                                         (2013·湖北,30)
#64251
A
at random
B
by chance
C
in turn
D
on occasion
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During your English study, you will______ many difficulties.
#72391
A
come about
B
come out
C
come by
D
come across
They had been     for many years.
#80847
A
lost touch with
B
out of touch
C
lost touch
D
out of touch with