In our school,should not be allow to drive A.17-year-olds B.17-year-old C.17 years old
问题描述：
In our school,should not be allow to drive A.17-year-olds B.17-year-old C.17 years old
答
a
答
B
答
A 十七岁的人,B,C指十七岁.参考下面年龄表示：他20岁.He is twenty． He is twenty years old． He is a twenty-year-old man． He is aged twenty． He is at age twenty． He is at the age of twenty． He is twe...
答
A，17-year-olds 代指17岁的人