for certain 确定无疑地
【讲解】
此语意为“确定无疑地”,作为副词短语作状 语,修饰动词,常与know, say等词连用,例如:I cannot say for certain when he will ar-rive.(我说不准他什么时候来。)动词短语 make certain指“弄清楚,弄明白”,例如:He makes certain that all the facts are correct.(他査明所有事实都正确无误。)
【对话】
A:How're you going to prepare for the test?
A:你想怎样复习来准备这场考试?
B:Well, I'm not going to learn the grammatical rules by heart.
B:嗯,我不会去背语法规则的。
A:But those are exactly the things I was going to do.
A:可这正是我要做的。
B:No, you don't have to do that. The teacher is going to examine the language skills, not language knowledge.
B:不,用不着。老师要考的是语言技巧,不是语言知识。
A:Are you sure?
A:你敢肯定?
B:I say this for certain.
B:绝对肯定。