Li ping’s brother is an            boy.
#51702
A
eighteen-years-old
B
eighteen years old
C
eighteen-year-old
D
eighteen year old
推荐题目
—The number of the students in our school is about nine ____.  ____ of them are boys.—I think so.
#50962
A
hundred, Two thirds
B
hundred, Two third
C
hundreds, Two thirds
D
hundreds, Two third
—Good news! There is ______ a birthday party this weekend.—Great.I was told it was Mary’s ______ birthday this weekend.
#51427
A
going to have; fifteen
B
going to be; fifteen
C
ging to have; fifteenth
D
gong to be; fifteenth
_______ of the students will take part in the sports meeting.
#51237
A
Three five
B
Three fives
C
Thirds fifths
D
Three fifths
_________ should not be allowed to go out at night. 
#51907
A
Twelve-years-old
B
Twelve-year-olds
C
Twelveyearold
D
Twelveyearsolds