for certain 確定無疑地

【講解】

此語意為“確定無疑地”，作為副詞短語作狀 語,修飾動詞,常與know, say等詞連用，例如：I cannot say for certain when he will ar-rive.(我說不準(zhǔn)他什么時候來。）動詞短語 make certain指“弄清楚,弄明白”，例如:He makes certain that all the facts are correct.(他査明所有事實都正確無誤。)

【對話】

A:How're you going to prepare for the test?

A:你想怎樣復(fù)習(xí)來準(zhǔn)備這場考試？

B:Well, I'm not going to learn the grammatical rules by heart.

B:嗯，我不會去背語法規(guī)則的。

A:But those are exactly the things I was going to do.

A：可這正是我要做的。

B:No, you don't have to do that. The teacher is going to examine the language skills, not language knowledge.

B:不，用不著。老師要考的是語言技巧，不是語言知識。

A:Are you sure?

A：你敢肯定？

B:I say this for certain.

B：絕對肯定。