attend用法：attend在做“照顾”之意时,attend to & attend on 有没有区别?

其实区别也不是很大：attend on它更偏重于“侍候”,比如“下级”侍候“上级”“晚辈”侍候“长辈”.例如：1.She has many servants attending on her.她有许多仆人侍候她.2.She has been attending on her sick moth...