雅思詞組1:keep...in mind牢記

A:We do offer to arrange special trips if, you know, there are more than twelve people.
A:如果超過12人，我們會安排特別旅行。

B:Oh right, I'll keep that in mind.
B:好的，我會牢牢記住的。

bear...in mind

雅思詞組2:keep to oneself保守秘密;不與人交際

A:To be honest, people seem to keep to themselves; they're not really very friendly.
A:坦白地說，人們似乎都不怎么與他人交往，不是十分友好。

B:Oh I'm sorry to hear that. Well, what about the actual course? You're studying...uh?
B:真遺憾，那你現在的課怎么樣，你是在學……?

雅思詞組3:keep watch on密切注視，密切注意

About two thousand years ago there were many soldiers standing there to keep watch on the Great Wall.
大約兩千年前，那兒站立著很多士兵守衛著長城。

keep an eye on, watch out

雅思詞組4:keep-fit studio健身室

A:I've played badminton in Fresham Sports Center.
A:我在弗萊沙姆運動中心打過羽毛球。

B:Have you? They've got a lot of facilities our sport center doesn't have and vice versa. We do have a keep-fit studio, which is very popular with members.
B:真的嗎?他們那有很多我們運動中心所沒有的運動器材，反之亦然。我們這里有一個健身房，備受會員們歡迎。

fitness room, fitness center

乳推思聽力中也會出現一些和“健身”有關的場景，常用的詞組有:
physical fit健身
lose some weight減肥
keep fit/stay in shap 保持體型
gain some weight增肥

雅思詞組5:kick...out of開除，解雇;逐出

Please rethink the idea of kicking Linda out of work.She has been working very hard.
請重新考慮一下解雇琳達的事。她工作一直很賣力。

give...a sack

雅思詞組6:kill off滅絕,殺光

Despite living in a sanctuary, which makes the lions safe from hunters, they still face a number of problems that threaten their survival. One of these is the ever-present danger of disease. This is what killed more than a third of Africa's Serengeti lions in 1994, and people are fearful that something similar could happen in the sanctuary and kill off many of the Asiatic lions there.
盡管獅子生活在保護區內，可以免受獵人的追捕，但仍面臨很多威脅它們生存的問題。其中之一就是疾病一直以來所帶來的危險，這就是1994年殺死1/3以上非洲塞倫蓋蒂草原獅的原因，人們擔心保護區內會發生類似事情而導致大量亞洲獅死亡。

get rid of

雅思詞組7:kind of有點

It is kind of weird to see the teacher in the dormitory again.
在宿舍里又看到這名老師，有點奇怪。

sort of

雅思詞組8:knock down拆除;(使)降低(價格)，低價售出(尤指拍賣)

Plans have been unveiled to knock down an entertainment center in the city. A famous architecture said he did not believe the building should be knocked down.
已經宣布了市中心一座娛樂中心的拆除計劃。但是一位著名建筑師認為這座建筑不應該被拆除。

雅思詞組9:know...backwards and forwards精通;全面而深入地了解

You can treat the instruction as material for a test you'll take and get to know it backwards and forwards in several days.
你可以把這個說明當做考試的復習材料，在幾天內把它弄明白。

know...inside out

雅思詞組10:known as被認為是，被稱為

The Bachelor of Social Science is in one faculty within the university; that is the faculty where I work, known as Arts and Social Sciences.
社會科學學士學位由我們學校的一個系頒發，我就在該系工作，它被稱做社會科學和藝術系。