keep(kept, kept) [kiːp] v. 保持；保存；继续不断

The first thing is to keep calm when we meet an emergency.

我们遇到紧急情况时，首先是保持冷静。

keep on doing something 一直做某事

I shouted to him but he just keep on writing. 我向他喊话，可是他一直继续写字。

keep out 不许进入，抵挡在外

Those trees can keep out the strong wind. 那些树木可以抵御狂风。

keep away from 不靠近

keep a secret 保守秘密

keep a diary 记日记

keep adj. 保持某种状态

Schools keep closed for about two months in summer. 暑期学校停课约两个月。

keep n. 保存，保管

Could you keep these books for me, please? 你能替我保管这些书吗？

keep off 勿踏; 勿踩

近义词辨析：borrow/keep

borrow属瞬时动词，其动作不能延续，不能和表示时间段的状语连用；而keep可以跟时间段连用。

You can keep the book for three days.

这本书你可以借三天。

He borrowed the book three days ago.

他是三天前借的这本书。

key[kiː] n. 钥匙；答案；键；关键

keyboard [kiːbɔːd] n. 键盘

kick [kɪk] v.&n. 踢

kid [kɪd] n. 小孩

I just want to speak to my kid brother. It’s none of your business.

我只是想和我的弟弟通话，不关你的事。

kill [kɪl] v. *死，弄死

The terrible earthquake killed tens of thousands of people.

kilo=kilogram[ˈkiːləʊ] [ˈkɪləuɡræm] n. 千克；千米

kilometer['kiləumi:tə(r)]/kilometre n. 千米(公里)

kind [kaɪnd] n.a. 种；类血．善良的；友好的

king [kɪŋ] n. 国王

kiss [kɪs] n.&vt 吻；亲吻

kitchen [ˈkɪtʃɪn] n. 厨房

kite [kaɪt] n. 风筝

knee [niː] n. 膝盖

knife（pl.knives）[naɪf] n. 小刀；匕首；刀片

knock [nɔk] v.& n. 敲；打；击

The car knocked him down when he was crossing the street.

当他过街道时，被车撞倒了。

knock into 撞上

knock down 撞倒

knock at (on) the door 敲门

a knock at (on) the door 敲门

know(knew, known) [nəʊ] v. 知道，了解；认识；懂得

I don’t know how to deal with the difficult problem.

我不知道如何解决这个棘手的问题。

be known for 因……而出名

He is known for his works. 他是因其作品而出名的。

be known as 作为……而出名

Lu Xun was known as a writer. 鲁迅作为作家很出名的。

know about 了解或知道某事物

let sb. know 让某人知道......

make oneself known to 对……作自我介绍

近义词辨析：know/know of

know 的意思是“知道、认识、熟悉”

I know his father very well. 我跟他的父亲非常熟悉。

know of 的意思是“知道情况、听说过”

I know of him, but I don’t know him.

我听说过他，但是我不认识他。

knowledge [ˈnɔlɪdʒ] n. 知识，学问