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1、语语 法法 点点 击击实实 战战 演演 练练单元语法聚焦一单元语法聚焦一语语 法法 点点 击击by的用法的用法 1 1构成构成“by动名词动名词”结构,表示结构,表示“通过通过的方式;以的方式;以的方式的方式”。该结构在句中可以作方式状语,也可以作表。该结构在句中可以作方式状语,也可以作表语。语。 单元语法聚焦一单元语法聚焦一常用表达常用表达 1I had some trouble remembering new words. 2I dont know how to improve my reading skill. 3He has made great progress in his Eng
2、lish study.4I was praised by the teacher for my progress in English.5I learned a lot from the class. First, my reading skill improved and my vocabulary grew. 单元语法聚焦一单元语法聚焦一2 2构成构成“by交通工具交通工具”结构,注意在该短语中,交通工具结构,注意在该短语中,交通工具名词之前不加冠词。名词之前不加冠词。 byby交通工具交通工具单元语法聚焦一单元语法聚焦一3 3构成构成“by抽象名词或具有抽象意义的普通名词抽象名词或具有抽
3、象意义的普通名词”,此类,此类名词前不必加冠词,其中名词前不必加冠词,其中by表示表示“靠靠;通过;通过;由;由所致所致”。如。如by mistake“错误地错误地”, by hand“手工手工”等。等。 单元语法聚焦一单元语法聚焦一4by作介词时还有如下含义:作介词时还有如下含义: 含含义例句例句在在旁;旁;靠近靠近Our teacher was sitting by the door. 我我们的老的老师正坐在正坐在门旁旁边。经过He walked by me without speaking. 他走他走过我的身旁,没有我的身旁,没有说话。用;靠;通用;靠;通过I know it by he
4、art. 我把它我把它记在心在心头。不不迟于于I shall be back by 5 oclock. 最最迟五点我一定回来。五点我一定回来。被;由被;由( (后跟后跟动作作执行者行者) )This bridge was built by the soldiers.这座座桥是由士兵是由士兵们建造的。建造的。单元语法聚焦一单元语法聚焦一5.5.由由by构成的其他搭配还有:构成的其他搭配还有: by the way 顺便便问一下一下step by step 一步步地一步步地by oneself 单独;独自独;独自go by( (时光光) )流逝流逝by the end of 到到为止止by the
5、 time 到到时候;到候;到之前之前by accident 意外意外实 战 演 练单元语法聚焦一单元语法聚焦一.单项选择单项选择()1.Her mother goes to work _ bus every morning.Aby Bat Con Din()2.How do you communicate with your foreign friends? _ writing emails, of course.AWith BBy CAt DFrom()3.Tom is sitting _ the window. Afor Bby Cin Don B AB单元语法聚焦一单元语法聚焦一()4
6、.Nancy took my dictionary _ mistake. Afor Bin Cat Dby ()5.My mother made a coat for me with her own hands. It was made _ hand. Ato Bat Cby Dwith ()6.I read a book written _ Jones. Aat Bin Cto Dby D D C单元语法聚焦一单元语法聚焦一.根据汉语意思完成句子根据汉语意思完成句子1 1“你是怎样提高你的写作水平的?你是怎样提高你的写作水平的?”“通过每天写一篇日记的方式。通过每天写一篇日记的方式。”_ d
7、o you improve your writing? _ _ a diary every day. 2 2我们打算乘火车去巴黎。我们打算乘火车去巴黎。We are going to Paris_ _. 3 3这双鞋是手工做的。这双鞋是手工做的。This pair of shoes are made _ _. How By writing by train by hand 单元语法聚焦一单元语法聚焦一4 4顺便问一下,你知道我的电话号码吗?顺便问一下,你知道我的电话号码吗?_ _ _, do you know my telephone number? 5 5对不起,我错拿了你的钱包。对不起,我错拿了你的钱包。Sorry. I took your wallet _ _. 6 6他们一步步地到达了山顶。他们一步步地到达了山顶。They got to the top of the mountain _ _ _. By the way by mistake step by step