Here's coffee and tea .You may have _____.Thanks.A.either B.each C.one D.it 选完后说出原因
问题描述：
Here's coffee and tea .You may have _____.Thanks.A.either B.each C.one D.it 选完后说出原因
答
a 二者任选其一用either
each：多者中的每一个
one：一个
it：特指某一个