There is a possibility that these hens could be frightened and lay fewer eggs       a sudden loud noise.
#87102
A
should there be
B
there was
C
would there be
D
there having been
推荐题目
The teacher requested that we ______ the classroom after using it.
#87265
A
cleaned
B
cleaning
C
to clean
D
clean
— Lisa hasn't lived here for long. She _____ know many people.
#89273
A
needn’t
B
can’t
C
shouldn’t
D
didn’t