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.
Good. (好哇。)
那可不好哦!
No good. *用于否定对方的意图、打算、计划时。是“那样不好”、“不行”的意思。这种表达方式让人觉得说话人有与对方不同的主意。
How is it? (怎么样?)
No good. (那可不好哦!)
That's no good.
Good. (那很好。)
算了吧!
Let's not. *否定、拒绝对方的提议、定义、暗示。
Let's go drinking. (我们去喝酒吧!)
Let's not. (算了吧!)
那怎么可能。
That's impossible. *很有把握时。
He's guilty. (他有罪。)
That's impossible. (那怎么可能。)
Impossible.
That can't be.
那完全是胡说八道。
That's absolute nonsense.
I saw you steal the money. (我看见你偷人家钱了。)
That's absolute nonsense. (那完全是胡说八道。)
Don't be so unreasonable. (别那么不讲道理。)
That's out of the question. (那根本不可能。)
That's quite impossible. (那根本不可能。)
行不通。
It won't work. *意为“好像怎么也不行”、“好像不顺利”、“好像不妥当”，是No good的较正式的表达方式。
I think it's a good idea. (我觉得那是一个好主意。)
It won't work. (恐怕行不通。)
It will work. (看起来不错。)
不总是这样。
Not always.
You always work late. (你总是工作到很晚啊。)
Not always. (不总是这样。)
不是那样。
Not really. *不能同意对方的意见或信息时，有礼貌地加以否定。
Do you want to go out for dinner? (你想不想去外面吃晚饭?)
Not really. (不太想去。)
Was it fun? (有意思吗?)
Not really. (不怎么有意思。)
It must be expensive. (这个一定很贵吧!)
Not really. (也不那么贵。)
Not especially.
