问题
选择题
The_____ should be taken good care of. They are too young.[ ]
A. two-year-old
B. two -year-olds
C. two -years-old
D. two -year-old child
答案
答案：D
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The_____ should be taken good care of. They are too young.[ ]
A. two-year-old
B. two -year-olds
C. two -years-old
D. two -year-old child
答案：D