Thirty dollars ________ too expensive.
#86322
A
are
B
is
C
were
D
be
推荐题目
Bread and butter____________ for breakfast in many Chinese homes nowadays.
#86320
A
serve
B
servers
C
is served
D
are served
The poor ______ living in the mountain ____ top is covered with green trees.
#85864
A
are; which
B
are; of which
C
is; whose
D
are; whose
There are usually 28 in a person’s mouth, so we should listen to the doctor’s ______ to protect（保护）them.
#44312
A
tooth, advice
B
teeth, advice
C
toothes, advices
D
teethes, advices