460．take up 开始学习（某课程）；从事（某活动）（熟义：占(时间/空间)

　　He dropped medicine and took up physics．他弃医从理。

　　461. team  熟义：n. 队，组

　　Would you like to team up with us?  v.（与某人）一起工作，合作

　　262．tell v．（熟义：告诉；讲述）

　　Good teaching will always tell．起作用；产生效果；

　　He couldn't tell which house it was. vt.判断/区分  

　　She cracked a smile that told her joy. v.显示，显露

　　463. through 熟义：adj. 彻底的，完全的

　　She is a very thorough worker. adj.做事深入细致的

　　464. ticket 熟义：n. 票

　　The new driver got a ticket for speeding. n.罚单，罚款单

　　465. tie 熟义：vt. 栓，系

　　They tied with the visiting team in the game. vi. 打成平手

　　466．in time 经过一段时间之后；最后（熟义：及时）

　　Don't worry—I'm sure things will get better in time．不要着急——隔一段时间之后一切都会好的。

　　467．tip  n．点子；主意；劝告；情报（熟义：小费；尖端；梢）

　　Here is a useful tip on how to deal with online friends．下面给你介绍一条有用的建议，怎样处理网友的问题。

　　468. touch  熟义：n/v. 接触

　　I feel a touch of tenderness from mom's words.  n. 少许，微量

　　Vegetables were touched by the frost(霜冻）.  vt. 害到，伤害

　　469 . treat  熟义：vt. 对待；处理；治疗

　　Her son's visit are a great treat for her. n.（难得的）乐事

　　It's my treat this time. n.请客，款待

　　470. turn to 找（某人寻求帮助等）；求助于（熟义：翻到；转到；变成）

　　They always turned to me when they were in trouble．当他们遇到麻烦的时候，他们总是来找我。

　　471．in turn 又反过来（熟义：依次；轮流）

　　Theory is based on practice and in turn serves practice．理论的基础是实践，又反过来为实践服务。

　　472. twist  熟义：v. 使弯曲变形

　　The river twisted toward the sea. v. (道路，河流等）曲折，蜿蜒

　　473. ravel  熟义：v/n. 旅行

　　The news traveled fast. v. 以某速度传播