Do you think should be allowed to drive?
A. sixteen-year-old
B. seventeen-year-olds
C. fifteen-year-old
D. eighteen-years-olds
网友回答
A. sixteen-year-old
(答案→)B. seventeen-year-olds
C. fifteen-year-old
D. eighteen-years-olds
解析:本题考查的是数词-名词单数-adj,相当于名词用,表示这一类人,故选本题选用B,表示17岁的小孩,这一类人,因此后加s,故选B