问题

He is only _______ boy. He isn’t old enough to take care of himself.
A:a 8-year-old
B:an 8-year-old
C:a 8-years-old
D:an 8-years-old;
B:an 8-year-old
C:a 8-years-old
D:an 8-years-old;
正确答案是:
同类题型
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People in Korea and Japan are supposed to bow when they meet the first time.
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