(1) It's easy to make a mistake . (2) This letter is addressed to someone else─there must be some mistake. (3) It would be a mistake to ignore his opinion.
(1) We have two sons and a daughter. (2) They have three grown-up sons. (3) He's the son of an Oxford professor.
son [sʌn] 📢 UK📢 US
n.孙子，外孙；
vt.埋葬，葬；为…举行葬礼；隐藏，埋藏，遮盖，掩蔽；专心致志于，埋头于，沉溺于； n.布里；
n.差别，差异；[数]差数，差额；意见分歧；特色； vt.辨别，区分；
n.儿子；孩子；男性后裔；圣子（耶稣基督）；
(1) They were sitting round the kitchen table... (2) The nightdress has handmade lace round the armholes and neckline... (3) Suddenly a car came round a corner on the opposite side...
(1) mobile equipment (2) a mobile shop/library (= one inside a vehicle) (3) a kitchen especially designed for the elderly or people who are less mobile
(1) The crowd went crazy when the band came on stage. (2) You're so beautiful you're driving me crazy . (3) I've been crazy about him since the first time I saw him.
(1) ‘I will ’ and ‘I shall ’ are usually contracted to ‘I'll ’ (= made shorter) . (2) They were sued for breach of contract (= not keeping to a contract) . (3) to take out a contract on sb
(1) a campaign to encourage childless couples to adopt (2) to adopt a child (3) She was forced to have her baby adopted.
adopt [ə'dɒpt] 📢 UK📢 US
adj.温柔的；温暖的；轻微的；（味道）不浓的； n.淡味麦芽啤酒；
adv.以前；过去的；之前；
vt.采用，采取，采纳；收养；正式接受，接受；批准；
adj.宏大的，宏伟的；（最）重要的；豪华的； n.一千美元；大钢琴；
(1) It is illegal to reproduce these worksheets without permission from the publisher. (2) The photocopier reproduces colours very well. (3) The atmosphere of the novel is successfully reproduced in the movie.
(1) by eight o'clock he had arrived at my hotel... (2) We all knew by then that the affair was practically over. (3) by day a woman could safely walk the streets, but at night the pavements became dangerous...
by [baɪ] 📢 UK📢 US
n.摘要，概要；总结，一览； adj.概括的，总结的；即刻的，立即的；
prep.靠，通过；被，由；沿着；按照； adv.经过，过去；在侧，在附近；短暂拜访；
n.三十；三十个；三十年代；三十的记号； adj.三十的，三十个的； num.三十；三十个；
n.生长；增长；一茬植株；肿块，肿瘤；
(1) He did not hold a firearm certificate... (2) Applicants should normally hold a good Honours degree... (3) I'd seen it before in people who held immense power.
(1) If you don't do it now, you'll only regret it . (2) The decision could be one he lives to regret . (3) ‘I've had a wonderful life, ’ she said, ‘I don't regret a thing. ’
(1) (figurative)As a child he would often escape into a dreamworld of his own. (2) They were glad to have escaped the clutches of winter for another year. (3) She was lucky to escape punishment.
(1) I sleep on the third floor... (2) It was the third time one of his cars had gone up in flames... (3) A third of the cost went into technology and services...
third [θɜ:d] 📢 UK📢 US
vt.& vi.喷；喷射； n.喷雾；喷雾器；浪花；（用作装饰的）小树枝；
n.第三；三分之一；第三档； adj.第三的；三分之一的；
adj.成功的，如愿以偿的；
adv.向上地，上升地；在上面，向上头；
(1) the month of August (2) We're moving house next month . (3) She earns $1 000 a month .
month [mʌnθ] 📢 UK📢 US
vt.& vi.缝，做针线活；缝纫；装钉（书籍）；
adj.向上的，上升的；升高的； adv.向上地，上升地；
adj.全部的；整个的；全体的；囫囵；
n.月，月份；一个月的时间；
(1) The society admits all US citizens over 21. (2) Each ticket admits one adult. (3) The narrow windows admit little light into the room.
(1) an initial payment of £60 and ten instalments of £25 (2) in the initial stages (= at the beginning) of the campaign (3) My initial reaction was to decline the offer.
(1) She never took a taxi, even though she could afford to. (2) He couldn't afford the money to go on the trip. (3) (formal)They could ill afford to lose any more staff.
(1) The doctor examined her but could find nothing wrong. (2) The students will be examined in all subjects at the end of term. (3) You are only being examined on this semester's work.