Do you brush ___ every day?
#7333
A
your tooth
B
your tooths
C
your teeth
D
teeth
推荐题目
Such a magazine has______except when you have time to kill.
#7080
A
little value
B
much value
C
a lot of values
D
great value
The building is ___.
#6996
A
twenty-metre-high
B
twenty metre high
C
twenty-metres-high
D
twenty metres high