单词 1. permit n.[C]许可证;执照;(尤指)通行证vt. 允许,许可 归纳拓展 (1)permit+ n./pron.允许…… permit sb.to do sth.允许某人做某事 permit+(one’s) doing sth.允许做某事 Weather/Time permitting,...天气/时间允许的话…… If weather/time permits,...天气/时间允许的话,…… (2)permission n.[U]许可,准许,允许,同意 with (your) permission如果(你)容许的话 ask for permission请求许可 without permission未经许可,擅自 知识要点 例句:I’m afraid the council will not permit you to build here. 恐怕市政委员会不会允许你们在这一带建楼。 We don’t permit smoking in the office. 在我们的办公室里不准吸烟。 I’ll see you after the meeting,if time permits. 如果时间允许的话,会后我去看你。 You are not allowed to park here unless you have a permit. 不允许在这儿停车,除非你有许可证。 Without permission,no one could enter the lab. 未经许可,任何人不得进入实验室。 知识要点 同类辨析 permit,allow与let permit,allow与let都含有“准许”的意思。 (1)permit强调权威性的正式批准。含有“积极地、从正面允许”的意义。常用结构为:permit doing或permit sb. to do。 (2)allow指“不反对”或“不加阻止”,偏重“默许”或“听任”,含义较消极。常用结构为:allow doing或allow sb. to do。 (3)let是三个词中最不正式的,较口语化,而语意最弱,指“给予可能或同意”,有时含“难以阻止或限制”之意。常用结构为:let sb. do sth.允许某人做某事。 知识要点 【链接训练】 用permit,allow,let填空 ①Will you permit me to ask a question? ②The teacher allowed us to leave school early. ③The farmer let us pick some of the apples. 知识要点 2. provide vt. 提供;供应 归纳拓展 (1)provide sth.for sb. provide sb.with sth. supply sb.with sth. supply sth.to/for sb. offer sb.sth. offer sth. to sb.向某人提供某物 (2)provide for抚养;为……做准备 provide against预防;防备 provided/providing (that)=on condition that=so/as long as conj.只要,倘若,假若 知识要点 例句:The school provided food for the students. =The school provided the students with food. 这所学校为学生提供食物。 You’d better provide against an earthquake. 你最好作好预防地震的准备。 I will agree to go provided/providing that my expenses are paid. 要是我的费用有人代付我就同意去。 知识要点 【链接训练】 My parents provided me ________ 800 yuan ________ my study every year. A.with;with B.with;for C.for;with D.with;in 【解析】考查provide与介词搭配,此题符合provide sb. with sth.句型;后面的for是说明前面provided me with 800 yuan的目的。 【答案】B 知识要点 3. convenient adj. 方便的,便利的 归纳拓展 (1)convenient作表语时,不可用人作主语,而是要用事物作主语或用it来充当形式主语。常用结构有It is/was convenient for sb.to do sth.和sth.be convenient to/for sb.,意为“对某人来说做……是方便的”。 (2)“当你方便的时候” 应译成When it is convenient to you, 不可译成When you are convenient。 (3)convenience n.便利,方便 at sb.’s convenience在某人方便的时候 convenience food/store方便食品/便利店 知识要点 例句:Will it be convenient for you to start work tomorrow?你明天开始工作方便吗? The furniture is convenient to move. 这些家具搬起来很方便。 Meetings are always arranged at the management’s convenience and staff are expected to fit in. 会议总是安排在管理层最方便的时候,希望员工们能够适应。 知识要点 【链接训练】 I bought this new house for its _________. It’s very near the shops and there is a good transport service. A.adaptability B.comfort C.convenience D.availability 【解析】convenience“方便;便利”。句意为:我因为其便利而买下这套新房,它离商店近,交通便利。 【答案】C 知识要点 4. react vi. 反应,回应,起反应 归纳拓展 (1)react to...(by doing sth.)(以做某事)作为对……的反应 react with...与……发生反应 react against...反对……,反抗…… react on/upon对……有影响,对……起作用 (2)reaction n.反应 in reaction to对……作出的反应 知识要点 例句:Local residents have reacted angrily to the news. 当地居民对这一消息表示愤怒。 Iron react with water and air to produce rust. 铁和水及空气发生反应产生铁锈。 He reacted strongly against the artistic conventions of his time.他强烈反对当时的艺术俗套。 知识要点 【链接训练】 ①The students often react ________ the teachers’ criticism,whether it is good or not. A.with
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