Mr.Smith, there's a man at the front door who says he has news for you ________ vital importance.
#25107
A
of
B
with
C
in
D
from
推荐题目
 We have _______ books in our library.
#27714
A
plenty of
B
great many
C
a great deal of
D
great number of
. I don’t know          if she’s coming.
#27341
A
at certain
B
for certain
C
with certain
D
on certain