Unit 1 知识点讲解-暑假精品课（人教版）

Unit 1 知识点讲解 1.掌握本单元重点知识； 2.能够具体应用这些知识。 1.by的用法 【课文详解】1.—How do you study for a test? 你是怎样准备考试的? —I study by working with a group. 我通过和小组成员合作学习。 【句型剖析】 (1)by意为“通过……,靠……,凭……”,其后接n/pron/doing,作方式状语,可以用来回答how引导的疑问句。 He had to do all the work by hand.所有的工作他都要靠手工完成。 You can practice soccer by joining a sports club.你可以通过加入体育俱乐部来练习足球。 (2)by＋地点名词,表方位,意为“在……旁边”。We live by the sea.我们住在海边。 (3)by＋时间名词,意为“到……时为止(已发生某事,此时谓语可用完成时);在……之前”。 I must be in bed by ten o’clock.我必须在10点之前睡觉。 (4)by＋交通工具、交通方式名词(名词前不加冠词,不变复数),意为“通过……,由……,乘……”。 如: by train / taxi / bus / bike/ boat / sea / water / air/ underground /subway/ ship等。 (5)by的常见短语： by means of 通过……的方式 by the way顺便说一下 one by one 一个接一个 1． step by step一步接一步 side by side肩并肩 by oneself独自 [知识拓展] by, with与in表示方式时的区别： 易混词 含义 用法 例句 by 使用某种方式、方法或使用交通工具,还可表示“在……旁”。 后接n/pron/doing I live by the river.我住在河边。 with 使用某种工具或身体的某个部位;表示伴随“具有,拥有,戴” 后接n/pron Jim can play the piano very well with his feet. Who is the man with sunglasses? in 使用语言、语调、笔墨或颜色。 后接n/pron We don’t write letters in red. 【即学即练】1．You can improve your English _________ practicing more. A．by B．with C．of D．in 2．How do you learn English words? making flashcard. A．To B．By C．For D．With 3．— ____ does she study English?   — ____ working with a group. A．How, By B．How, In C．When , For D．When, At 4．On sunny days, my grandma often reads a novel ____ the window. A．by B．for C．with D．from 5．In order to protect the environment, many people choose to go to work _________ subway. A．in B．on C．by 6．The two kids practice spoken English _____ joining the English club. A．by B．in C．on D．with 2.too...to的用法 【课文详解】2. It’s too hard to understand spoken English. 【句型剖析】 “too + 形容词/副词+to+动词原形”意为“太...而不能...”；该句型用于肯定句，但表示否定的意义。 too…to…前面有never，not，only，but等词时，或出现too …not to do的双重否定时，否定词与不定式中的否定意义结合起来构成了肯定意义。 如：It’s never too old to learn.活到老，学到老。 【即学即练】—Jim, I’m still not able to use different apps. They’re so hard. —Dad, _________. Let me show you once more. A. every dog has its day B