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
After the earthquake,        soldiers went to Sichuan to help the people there.
#51492
A
two thousands
B
thousand of
C
thousands of
D
thousands
The swimming pool is ________.
#51768
A
50-metre long
B
50 metres long
C
long 50 metres
D
long 50-metre
Jackie Chan has donated ______ dollars to charity. –He is an example to us all. 
#51070
A
thousand
B
thousands
C
thousand of
D
thousands of
I t doesn’t matter if _______ boys play basketball too much instead of watching TV.
#51823
A
sixteen-years-old
B
sixteen-year-olds
C
sixteen year old
D
sixteen-year-old