The reading room _____ very quiet. I enjoy reading books there.
#44295
A
am
B
is
C
are
D
be
推荐题目
Nobody ____ the answer now.
#43552
A
know
B
knowing
C
knows
D
knew
      ,and the problem would be straightened out.
#86245
A
A bit more effort
B
Having a little effort
C
If you have a bit more effort
D
There being a little effort