K-2:keep a poker face 面无表情 A:How is the result of your lab test? A:你的检查结果怎么样？ B:When it comes to that, Ive a lot to say. B：说来话长了。 A:Then say it. A:说来听听。 B:When I went back to my doctor to...

K-1:keep a check on 控制 A：Who is on duty? A:今天谁值班？ B:I am, sir. B：我，先生。 A:Your duty is to keep a check on those prisoners from now on. A:你的任务是从现在开始监视这些犯人。 B:Yes, sir. B：是，先...

I-7：in ones heart of hearts 心底里 A:Are you really dating with Frank? A:你真和弗兰克约会吗？ B:Yeah. But in my heart of hearts, I find hes not very much to my liking. B：是的，可是，我从心眼里并不是非常喜欢他...

I-10：itch for 非常想 A:Im itching for moving! A:我真想搬家! B:Whats the matter? What annoy you? B:怎么了？什么惹着你了？ A:Its so wet and dark, Im just fed up. A:这里又暗又潮，我都受够了。...

I-9：into the blue 无影无踪 A:How are you going all these days? A:这些天过得怎么样？ B:Fine, thanks. B:还行，谢谢。 A:But you look depressed. A:可你看上去情绪不高。 B:I have some problem with my work. B：工作上...

I-8：in the nick of time 在关键时刻 A：He has come to life in the end. A:他终于醒过来了。 B:Oh, thank God. We all felt frightened by the bad news about him. B：噢，真是感谢上帝。一听到关于他的坏消息，我们...

I-7：in ones heart of hearts 心底里 A:Are you really dating with Frank? A:你真和弗兰克约会吗？ B:Yeah. But in my heart of hearts, I find hes not very much to my liking. B：是的，可是，我从心眼里并不是非常喜欢他...

I-6：in memory of sb.为了纪念某人 A:She has contributed to a new school. A:她捐了一所新学校。 B:Oh, I know. She is a famous woman and a focus of the newspaper now because of this thing. B:我知道，她很有名气，因为这...

I-5：in hand 难以控制 A:There was a serious disturbance in the street this morning. A:今天早上，街上有一起严重的扰乱事件。 B:Is it kept in hand now? B：现在得以控制了吗？ A:Yes, The police have come. A:是的，...

I-3：in cold blood 冷血 A:The murderer was sentenced to life imprisonment. A:那个杀人犯被判处了无期徒刑。 B:Its a severe punishment, I think. B:我想这是重刑惩治了。 A:Yeah, because he just killed a man in cold blo...