问题

One of the suspects is ____ schoolboy.
A:an 18-year- old
B:an 18-years-old
C:a 18 years old
D:a 18-year-old;
B:an 18-years-old
C:a 18 years old
D:a 18-year-old;
正确答案是:
同类题型
What do you think of the concert?— , it’s not bad, though several songs are out-of-date.[ ]
My father is a _______ motorist—he neverdoes any dangerous driving
The girl likes wearing strange clothes just ______ others’ attention.
The party is a great success. We’ve had a good time.—______!
It is reported that the police will soon ________ the caseof the two missing children.