选冠词 a an the

问题描述:

选冠词 a an the
pranav Veera,__a 6-year-old Indian-American boy, is reported to have__IQ greater than that of Alvert Einstein.
选a; an 请讲解
为什么不选the

the 是特指 a和an是泛指
这里只要泛指,不选the