题干
—Look at your hands, John. ______ of them is clean.
—OK, I'll wash them at once.
A：Neither
B：None
C：Both
D：Either
答案(点此获取答案解析）
A
—Look at your hands, John. ______ of them is clean.
—OK, I'll wash them at once.
A：Neither
B：None
C：Both
D：Either
：“
中至少有一个等于
”
“
”；
：“
”
”，那么