--What ________ the number of the students in your school? --About two thousand. A number of them_________ from England.
#52817
A
is; are
B
is; is
C
are; is
D
are; are
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I haven’t got an armchair_________. Will you make room for me?
#61131
A
To sit
B
to sit in
C
for sitting
D
sitting on
Much attention must ______ these details. 
#61767
A
pay
B
be paid
C
pay to
D
be paid to
-Please ____ who broke the window.
#59855
A
look for
B
see
C
find out
D
find