介紹:

speak for yourself
那是你自己的看法，我不是那樣想的

Waiter：Would you like to have some pizza?
您要點些披薩吃嗎？
Jerry: No one wants pizza this time.
我們這次不點披薩了。
You：Speak fo yourself！I'll have a cheese pizza with tomatoes and mushrooms on it.
那是你不要。我點一個芝士披薩，上面加番茄和蘑菇。

speak for itself
不言自明，有目共睹

I think my work these past few months speaks for itself and makes me more than qualified for this position.
我覺得過去這幾個月我的工作大家有目共睹。對于這個職位我應(yīng)該再合適不過。

speak up
大聲說話

I'm sorry I can't hear you. Speak up, please!
不好意思聽不見，麻煩大聲點說.

speak one's mind
說出心里話，直抒胸臆
Can I just speak my mind, even though you probably won't like what I have to say?
我能直抒胸臆嗎？或許你可能不喜歡我要說的話。