Unit 3 Section B & Self Check 单元知识点讲解2022-2023学年人教版英语八年级下册

Unit 3 Could you please clean your room? Section B & Self Check 教材知识全解 讲透知识 查漏补缺 知识点一 in order to的用法 教材原文 They should spend their time on schoolwork in order to get good grades and get into a good university.为了取得好成绩,进入一所好大学,他们应该把他们的时间花在学业上. 本句中的 in order to get good grades and get into a good university是目的状语,其中in order to表示“目的是;为了”,后跟动词原形.in order to do sth.表示“为了做某事”,否定结构是in order not to do sth.“为了不做某事”. We started early in order to arrive before dark.为了在天黑前到达,我们很早就动身了. He got up early in order not to be late for school.为了上学不迟到,他起得很早. 拓展so that/ in order that 表示“目的是,为了”,用来引导目的状语从句,此时可以转化为含to/in order to的句子. He studied hard so that/in order that he could pass the exam.=He studied hard to/in order to pass the exam. 为了能通过考试,他努力学习. 例1(2020山东胶州十中期中)She got up early this morning________ catch the first bus. A. so that B. in order to C. all that D. in order that 解析 句意:她今天早晨早起是为了赶第一班公共汽车.so that意为“为了”,后面常跟从句;in order to意为“目的是;为了”,后跟动词原形;in order that意为“为了”,后跟从句.根据句中的catch the first bus 可知选B. 答案 B 知识点二provide的用法 教材原文 It is the parents' job to provide a clean and comfortable environment at home for their children.在家中为他们的孩子提供一个干净、舒适的环境是家长们的事情. 本句中的provide是及物动词,表示“提供;供应”,后可接名词或代词作宾语,具体用法如下: provide用法 provide sb. with sth.意为“提供给某人某物” Sheep provide us with wool.羊供给我们羊毛. The hotel provides a shoe-cleaning service for guests.该宾馆为客人提供擦鞋服务. provide sth. for sb.意为“给某人提供某物” 拓展 短语offer sth.to sb.和offer sb.sth.也有“为某人提供某物”的意思哟！ 例2 (2020吉林公主岭期中)They________ some good information about the trip for the visitors. A. give B. lend C. provide 解析 句意:他们提供一些好的旅游信息给游客.give...to provide sb.with sth.和provide sth.for sb.表示“给某人提供某物”.根据句中的介词for可知答案选C. 答案 C 知识点三 depend on的用法 教材原文 Children these days depend on their parents too much.现在的孩子过于依赖他们的家长. 本句中的depend on是固定短语,表示“依靠;信赖”,也作 depend upon Health depends on good food, fresh air and enough sleep. 健康依靠的是好的食物、新鲜的空气和充足的睡眠. It depends on whether she likes the boss or not.这取决于她是否喜欢这个老板. 拓展 常见的“动词＋on”的短语有: depend on依赖;依靠 get on 上车 turn on 打开 call on