By the first day of August, 2007, the PLA has its ______ birthday.
#51372
A
eighty
B
the eightieth
C
eightieth
D
eighties
推荐题目
The train station is about ______ bike ride from the post office.
#51022
A
twenty minutes
B
twenty minute’s
C
twenty-minutes
D
twenty-minute
________of the land in that district________ covered with trees and grass.
#51900
A
Two fifths;is
B
Two fifth;are
C
Two fifth;is
D
Two fifths;are
 ---What is ______ month of the year ? ---It’s December . 
#51709
A
the twelve
B
twelve
C
twelfth
D
the twelfth