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
推荐题目
Grammar mistakes of this kind _____ widely among Chinese students. 
#85807
A
have been made
B
has been made
C
have made
D
has made
Many sheep _______ eating grass by the river.
#86185
A
is
B
are
C
is being
D
have
It’s said that there _____ a football match on TV this evening.
#43977
A
will have
B
is going to be
C
has
D
is going to have