It is really ___ useful dictionary,___ dictionary every one of us needs. A.an,a B.a,

问题描述:

It is really ___ useful dictionary,___ dictionary every one of us needs. A.an,a B.a,
It is really ___ useful dictionary,___ dictionary every one of us needs.
\x05\x05A.an,a \x05B.a,the \x05C.the,a \x05D.a,a

D
useful开头字母u的发音不是元音,用a
___ dictionary 是前面useful dictionary的同位语,还在介绍“一本字典”,没有特指