In our school library there ____ a number of books on science and the number of them ____ growing larger and larger.
#43975
A
is; are
B
are; is
C
is; is
D
are; are
推荐题目
While building a tunnel through the mountain, _______.
#86096
A
an underground lake was discovered
B
there was an underground lake discovered
C
a lake was discovered underground
D
the workers discovered an underground lake
On each side of the street  ____  a lot of trees.
#86140
A
stands
B
grow
C
isstanding
D
aregrown
All of my teachers but the math teacher ______ he cheated in the exam.
#85742
A
doubt that
B
doubts that
C
doubt whether
D
doubts whether