My daughter is only . But you are a _girl. She can’t understand those passages in the news

My daughter is only . But you are a _girl. She can’t understand those passages in the newspaper.
A. five-year-old, sixteen years old
B. five years old, sixteen-year-old
C. five-year-old, sixteen-years-old
D. five years old, sixteen years old

A. five-year-old, sixteen years old(答案→)B. five years old, sixteen-year-oldC. five-year-old, sixteen-years-oldD. five years old, sixteen years old解析：英语复合词中的单词一般为原型,其作用相当于一个形容词;在表示具体年龄时,year有单复数的变化.句意:我的女儿只有五岁.但是你是一个十六岁的女孩.她不能明白这些报纸中的段落.结合语境可知前文表示具体年龄,下文为复合词做定语,故选B.

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