不一样，下面是各个短语的意思
come up with :
1.追赶上
I had to run to come up with her.
我不得不跑着去追她。
2.比得上, 赶上
We shall have to work hard to come up with the other firm.
我们得埋头苦干才能赶上那家公司。
3.想出, 提出
I hope you can come up with a better plan than this.
我希望你们能提出一个比这个更好的计划。
4.准备好(钱等)
think up 想出; 设计出; 发明出
I've got to think up something to wear for the fancy dress party.
我得想出去参加化装舞会时应穿戴的东西。
think out 想出; 了解后果
Let's think this out together—there must be a way to solve this.
让我们一起好好考虑一下吧, 一定有办法能解决这件事情的。
think of
1.想起, 记起; 想念
Will you think of me after I've left?
我离开之后, 你还会记得我吗?
You're very quiet; what are you thinking of?
你很沉默, 在想什么呢?
2.有…想法, 有…看法
She couldn't think of such a thing.
她简直不能想象这样的事。
We are thinking of going to Spain for our holiday this year.
我们今年打算到西班牙度假。
They all thought of her as a nice girl.
他们都认为她是一个
好女孩。
Dick thinks of himself as a genius in literature.
迪克自以为是个文学天才。
We think of him as representing modern writers.
我们认为他是现代作家的代表。
I cannot think of you living alone any longer.
我认为你不会再一个人住多久了。
3.对…有意见
He was highly thought of by his employer.
他为老板所器重。
4.考虑
She thinks of no one but herself.
她除了自己外不考虑任何人。
When I said that, I was not thinking of her feelings.
我说那话时, 没考虑到她的感情。
He's thinking of studying abroad.
他正在考虑出国学习。