(2011·北京高考)It's important for the figures______regularly.
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A
to be updated
B
to have been updated
C
to update
D
to have updated
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The snow lasted a week, ________a serious traffic confusion in the whole area.
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A
causing
B
cause
C
to cause
D
caused
I feel like ________to Europe _______ a visit next summer vacation.
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A
go…for
B
going……on
C
going…..for
D
go…….on