one ...the other...（后面不跟名词） 表示“一个,另一个 ”（两者中另一个,一般有明确说明是两个时才用这个结构）
注意与some+名词复数....the other+可数名词复数（=the others）...的区别 ,表示“一些.,其余全部”
one...the other....只有两个
some...the others...有三个以上
例句：
i have two brothers,one is short,the other is tall.
there are many students playing in the playground.some students are playing soccer,the other students are playing tennis.
