大家对Kaplan和Princeton的看法怎样？

小弟准备下个月考，具体时间还没有定。

看了有人的复习计划里面做Kaplan和Princeton，我看了一下，似乎都跟OG上面有些差距。不知道各位达人怎么看待这两种复习资料。

I tried them out for a bit and didn't find them as helpful as OG.  Take a look and see if either one works for you.