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
Nowadays            of business letters are written in English.? 
#51708
A
two-third
B
two-thirds
C
two-three
D
two-threes
The teacher said that ______ of the boys would take part in the talent show.
#51645
A
three fifths
B
three fives
C
thirds fifths
D
three five
______ of the students in my class plan to go abroad for ______ study in the future.
#51518
A
Two-thirds; farther
B
One-thirds; farther
C
Three-fourths; further
D
Three-fifth; further
About ________ of the workers in the factory were born in the ___________.
#51765
A
two-thirds;1970
B
two-thirds;1970s
C
two-third; 1970
D
two-third;1970s
About _______ of the books in our school library are written in Chinese.
#51572
A
four-fifth
B
four-fifths
C
fourth-fifths
D
fourths-fifth