●反对

我反对。

I don't agree. *比I can't agree.的语气还要强烈，给人一种直接反对的印象。

I know I'm correct. (我认为我是正确的。)

I don't agree. (我不这样认为。)

I don't agree with that.

I don't agree with you.

I agree. (同意。)

我不能同意。

I can't agree. *“我不能同意你的意见”，比较礼貌的说法。

All politicians are liars. (所有的政治家都是骗子。)

I can't agree. (我不能同意。)

I can't agree with that.

I can't agree with you.

我怀疑。

I doubt it.

Do you think it's true? (你觉得那是真的吗?)

I doubt it. (我怀疑。)

I don't think so.

It's not likely to happen. (才不会发生呢!)

我反对。

Objection!

We found out that he wasn't there. (我们发现他没有在那儿。)

Objection! (我反对。)

I object!

你不是这么说的。

That's not what you said.

You didn't say that.

我无法相信。

I can't buy that! *buy除了“买”以外，还有“相信”、“承认”的意思。

I'm telling the truth. (我说的都是真的。)

I can't buy that! (我无法相信。)

That doesn't make sense. (那不合乎道理。)

That's ridiculous! (那太荒谬了。)

I refuse to believe that. (我不敢相信。)

馊主意。

Bad idea. *用于不同意对方的提议时。

Let's cheat. (我们糊弄一回吧。)

Bad idea. (馊主意。)

That's a bad idea.

That's not a good idea.

Not a good idea.