If you could've, you would've.

When I am what could've been or not have been.

我是这个或是那个时会怎么样。

"All the good times we could've had"

“不然，日子该有多美好”

Well you know, I could've used that advice.

你知道这建议对我很有用。

I could've made a friend than I lost one.

我本来应该新交了一个朋友，而不是失去了一个朋友。

You could've just said it's over.

你可以当面跟我说咱俩完了。

He could've done without a girl for one night.

没有那个女人那晚他根本做不到。

I'd like to work in television.

我希望从事电视广播事业。

I'd like to talk to you about a personal matter.

我想和你谈点私事。

I'd never let you go short of anything.

我什么都不会让你缺的。

I'd like to hear your thoughts on the subject.

我想听听你对这个问题的看法。

I'd rather not talk about it in mixed company.

在男女混杂的场合，我不愿意谈论这件事。

I'd asked everybody but only two people came.

每个人我都请了，却只来了两个人。

I'd like to say a few words about future plans.

我想就今后的计划说几句。

I'd never have thought of that in a million years.

我永远也想不出这个主意。

There's another thing I'd like to ask you.

还有一件事我想问你。

I'd like a second opinion before I make a decision.

我在作决定之前，想听听别人的意见。

I'd like to think it over.

我想考虑一下这个问题。

I'd like to pay some money into my account.

我想在我的账户里存一些钱。

I'd like the same again.

我想再来一份同样的。

I'd like to come on to that question later.

我想以后再讨论那个问题。