Shirley had to buy ___ these CDs because she didn't know which one to take?
问题描述:
Shirley had to buy ___ these CDs because she didn't know which one to take?
A.all B.none C.each D.both
答
A
each后加单数
both用于两者之间,而此处是these
none of+名词
我以前做过原题