Unit4 words and expressions 词汇讲义-2023-2024学年高中英语人教版（2019）必修第二册

必修二Unit 4 重点单词用法总结 1. puzzle n. & vt. (1)n. 谜；智力游戏；疑问 a word puzzle 字谜 be in a puzzle (about) 对(……)感到困惑不解 a puzzle to sb. 对某人来说是个谜 ①I am in a puzzle about the matter. = I am puzzled with the matter.我对这事迷惑不解。 (2)vt. /vi迷惑；使困惑vi 对…苦苦思索；因…大伤脑筋 The man is puzzling over why she has changed her mind. 这个人正在苦苦思索她为什么改变了主意。 I'm trying to puzzle out why he did it. 我正试图揭开他那样做的原因。 This letter ___puzzles______ (puzzle) me, as we all know. (3)puzzling adj. 令人迷惑的 puzzled adj.d 感到困惑的 be puzzled with/about 对……迷惑不解 I find the question __puzzing______ (puzzle). He looked ___puzzled______ (puzzle), so I repeated the question. ③Frankly, these findings are a little puzzling to me.坦白讲,这些发现让我有点迷惑 （4）puzzlement n. 迷惑，困惑 （confusion） He frowned in puzzlement.他困惑地皱着眉头。 2. join...to... 把……和……连接或联结起来 connect...to/with/and... 把……与……连接起来（具体含义） join in 参加；加入 join the army/club 参军/参加俱乐部(成为…的一员) join in 参加(活动、小型比赛) 参加某一活动 join sb. in doing sth. 和某人一起做某事 join up with sb 与某人汇合 3. break away（from sb. /sth.） 脱离；背叛；逃脱 ①He has broken away from the habit of being late. 他已经改掉了迟到的习惯。 ②break off 中断；折断 ③break out 突然发生，（战争，斗殴、疾病等）爆发 break out laughing/ crying When the news came that the war broke __out____, he decided to serve in the army. ④break through 突破 ⑤break up 破碎；分解；解散；（关系）破裂 ⑥break down（机器等）出故障；身体垮掉；分解；（讨论/关系）失败 Her health broke down because of long time’s hard work. 由于长时间的艰苦工作。她的身体垮掉。 It takes hundreds of years for plastic to break down, but much less time for paper.塑料需要数百年才能分解，而纸则需要更短的时间。 ②The truck my dad drove often broke down on the way, which made my dad in trouble.我父亲驾驶的汽车常在路上出故障,这使我父亲陷人麻烦。 ⑦break in 破门而入；打断，插嘴(不及物) ⑧break into 破门而入；突然……起来（及物） Hearing the news, she broke into tears (laughter). 听到这个消息，她突然哭(笑)了起来。（burnto tears ） Thieves broke in last night and stole some money. 昨晚小偷闯进来，偷了一些钱。 Thieves broke into the bank last night and stole some money. 昨晚小偷闯进银行，偷了一些钱 4. Result in 造成；导致 result from 因为…；起因于…. as a result 结果 as a result of 因为… 表示“造成；导致”的单词和短语有：