—How many teachers are there in your school?—About two _________.
#51452
A
hundred of
B
hundreds of
C
hundreds
D
hundred
推荐题目
 ___________ should not be allowed to go out at night.
#51486
A
Twelve-years -old
B
Twelve-year-olds
C
Twelve years old
D
Twelve year olds
There are ______visitors in Hangzhou every year.
#51629
A
million of
B
millions of
C
million
D
milliones of