the ones on the table.the ones 为什么后面没加are

the ones on the table.the ones 为什么后面没加are on the table 和are on the table.为什么有的是the ones on the table 有 We are usually the ones affected.affected是形容词,为什么要放在ones后面 one有复数形式吗?the ones on the table. 代词前可以加冠词吗?比如：give me some magazines.The ones on the table? The ones on the shelf. The ones on the shelf.中为什么没有动词?one为什么能加s? the ones .ones ,the others的区别 ( ) sweaters are yours? The black ones are ( ) . we are the ones 什么意思? we are uaually the ones affected We are usually the ones affected.意思