I'm 13 years old and my sister is 15 years old. So my sister is
#51712
A
one
B
two
C
three
D
four
推荐题目
 There are  _______students in my school.
#51464
A
three hundreds
B
three hundred
C
three hundred of
D
three hundreds of
There are ________ days in a year.
#51337
A
three hundreds sixty- five
B
three hundreds and sixty-five
C
three hundred and sixty-five
D
three hundred and sixty five