Module 7Unit 20 New Frontiers 重点单词1. assist vt. 帮助,协助 精讲拓展 assist sb. with sth. 帮助某人做某事 assist sb. in doing sth. 帮助某人做某事 assist sb. to do sth. 帮助某人做某事词语辨析help/assist/aid(1) 动词 help 和 assist 的含义往往相同,但 assist 较正式,而且总是暗示被帮助者自己也在做一部分工作,若某人处于困境,你帮助他用 help ,而不说 assist 。如:They helped the drowning man. 他们救了那个溺水的人。(2)aid 系正式用语,与 help 相似,但不经常使用。(3) 在 help , assist 后面可以接动词不定式, aid 则不能这样使用。He helped me (to) pass my exam. 他帮助我通过了考试。典型例句A man is assisting police(with their inquiries) .一名男子协助警方调查。 [ 朗文当代 ]Unless we receive more financial assistance from the government ,the hospital will have to close.如果我们得不到政府财政上更多的援助,这家医院就得停办。[ 朗文当代 ]Our friends assisted us in fixing the car.我们的朋友帮我们修车。 [ 美国传统 ]即学即用完成句子①Don’t be nervous.The police________ ________you in finding her address.不要紧张,警察会帮你找出她的地址。②Li Hua________ ________ ________ me ________ my English. 李华一直帮助我学习英语。答案:① will assist ② has been assisting ; with2 . worn adj. 用旧的,用坏的;疲惫的 精讲拓展 a pair of worn blue jeans 一条磨破了的蓝色牛仔裤 look worn and sad 显得疲惫忧伤 worn out ( = extremely tired ; exhausted) 疲惫不堪的 wear glasses 戴眼镜 wear one’s hair long/short 留长发 / 短发 wear puzzled expressions 面带疑惑的表情 wear well( 主动形式表示被动意义 ) 耐用,耐穿,耐磨典型例句We were worn out from the long trip.长途旅行之后我们精疲力竭。 [ 美国传统 ]She usually wears her hair up.她通常都把头发梳得高高的。 [ 朗文当代 ]He wore dark glasses to protect his eyes from the strong sunlight.他戴墨镜以防强烈的阳光刺伤眼睛。 [ 朗文当代 ]词语辨析wear out/be worn out(1)we...