肯定...

Look, I know you must be kind of angry at yourself...

听着 我知道你肯定是在

He faced round and didn't pay attention to me , I know he must be angry at my words.

他背过身去不理我，我知道他肯定是被我的话惹恼了。

He turned his back on me , and I knew that he must be angry with my words.

他背过身去不理我，我知道他肯定是被我的话惹恼了。

He turned back to me, i know that he must be annoyed with my words.

他背过身去不理我，我知道他肯定是被我的恼了。

Then you are to be at a loss for certain.

那你肯定是不知所措了。

He must be at home since the light in his room is on.

他肯定在家因为他房间里的灯亮着。

He can ' t be at home since the light in his room is out.

他肯定不在家因为他房间里的灯没亮。

I think he must be at the office.

我想他肯定在办公室。

This would surely be based on your own experience.

这肯定是你自己的经历。

Rosa: Because I would be bored to death sitting doing nothing.

罗莎：这是因为如果我无所事事的话，我肯定会闷死的。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。