问题
选择题
Mary is _________ primary school student in Beijing.
A.a 8-year-old
B.an 8-year-old
C.a 8-years-old
D.an 8-years-old
答案
B
题目分析: 句意:玛丽是北京的一名小学生。 8-year-old 8岁,做复合形容词,其中的名词保持单数,eight的第一个音标为元音,加不定冠词an,故答案选B.