Unit1_SectionA（1a-1c）精品課件

1、譚瑩 He studies English by reading the textbook.Whats he doing ? He is How does he study English?How do you study English?I study English bylistening to tapes.How do you study English?I study English byworking with friends.How do you study English?I study English byasking the teacher for help.By watch

2、ing English moviesBy making word cardsBy having conversations with foreignersBy reading the textbookCan you guess how they learn English?_介詞介詞 by by 的用法的用法2. 對(duì)by引導(dǎo)的介詞短語(yǔ)提問時(shí)，用how。 (二)“by+交通工具類名詞”，也可表達(dá)交通方式，譯為“搭乘/乘坐” (三)另外, by作為介詞的意義有很多, 例如: eg: by train /boat/ bus 乘火車（船，公共汽車） 1）在旁邊，靠近 There is a power

3、station by the river. 河邊有一個(gè)電廠。 2）沿著，經(jīng)由 come by the highway 沿著公路來 3）由于 by mistake 由于差錯(cuò) 4）被，由 some articles written by Lu Xun 一些由魯迅寫的文章辨析：by, with, in, through1. by 通過方法、手段，如交通工具等。2. with 使用工具、方法等。go there by plane 乘飛機(jī)去那里She drew the picture with a short pencil.她用一只短鉛筆畫了這幅畫。4.“ through+名詞”在指方法和手段時(shí)，譯為“

4、經(jīng)由；通過”；以強(qiáng)調(diào)原因、理由和作用， 作“由于”解。He made many mistakes in the exam through his carelessness.由于粗心大意，他在考試中犯了許多錯(cuò)誤。3. in 使用某種材料或某種語(yǔ)言，或者表示衣著、聲調(diào)、特點(diǎn)等。He read the text in a low voice.他低聲地讀課文。1.You can improve your English_ practicing more.A.byB. withC. ofD. in2. _ does her brother improve his English? He improves it _ asking the teacher for help.A. How, by B. What, withC. Why, inD. What, on3.The girl _ red by river is my sister. A. by B. in C. with D. on4.The river goes_ the forest. A. in B. by C. through D. with5.He said _ a low voice,“Go to your seat.”