·第一个:prepare sth.forsb.为某人准备某物。prepare sth.为某人准备某物。prepare for sth.为某事做准备。prepare sb.for sth.使某人对某事有所准备。
·第二个:prepare somebody.something.为某人准备某物。for example:my mother prepared us.a nice dinner.我妈妈为我们准备了一顿丰硕的晚餐。
·第三个:prepare for something.为某事做准备。for example:you can teach them how to prepare for an english exam.你可以教他们如何为英语考试做准备。

·第四个:prepare somebody.for something.使某人对某事有所准备。for example:she must prepare herself for this meeting.她必须为这次会议做好准备。