Britain announced tighter security measures this week, with plans ______ full-body scanners at Heathrow airport within three weeks. 
#91560
A
to use
B
to be using
C
being used
D
having used
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With a lot of work __________, our manager couldn’t spare time for a holiday.
#91035
A
remained to be done
B
remaining to be done
C
remained being done
D
remaining to do
With all things _______, we should follow his advice.
#91011
A
considered
B
having considered
C
being considered
D
Considering