when you make a sandwich,you must put some butter on---- pie

问题描述:

when you make a sandwich,you must put some butter on____ pieces of bread.
A.all.B.both C.Either.D.every
1个回答 分类:英语 2014-10-04

问题解答:

我来补答
B
因为三明治只有两片面包,all 表示三者以上,either.every后面是单数
 
 
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