2019外研版必修一Unit 5重点句型分析及练习 (一)重点句型分析 1.[教材原句]One of the most wonderful migrations in nature is that of the North American monarch butterfly. 自然界最为壮观的迁徙之一就是北美洲黑脉金斑蝶的迁徙。 [句型公式]替代词that 替代词 that 用于让句子更连贯,通常用于指代前面提到过的名词或句子,可以使语言更加简洁。 例句: The book is very interesting. That is why I read it again. 这本书很有趣。这就是我为什么再次阅读它。 2.[教材原句]People have been working together to record its migration and make sure that there are enough plants for it to feed on. 人们已经在共同努力,记录它的迁徙,并确保它有足够的食物。 [句型公式]现在完成进行时have/has been doing 现在完成进行时强调从过去某时开始并持续到现在的行为或状态,通常表示动作的持续性和对现在的影响。 例句: I have been studying English for three years. 我学习英语已经三年了。 3.[教材原句]The more we know about this lovely creature, the greater the chance it will survive and keep its place in the natural world for a long time to come. 我们对这种迷人的生物了解越多,它们在自然界中得以长久生存并保持其位置的可能性就越大。 [句型公式]the+比较级,the+比较级 这个句型用于表示两个事物或情况之间的关系,通常是指一种事物的增加或减少会导致另一种事物的相应变化。 例句: The harder you work, the more successful you will become. 你越努力工作,你就会越成功。 4.[教材原句]While I was concentrating on photographing this amazing scene, I suddenly had a feeling that I was being watched. 我正聚精会神地拍摄这惊人的景观,突然感觉有什么在盯着我。 [句型公式]that引导同位语从句 同位语从句用于解释或补充说明前面的名词,通常由that引导,能够让句子变得更加具体和明确。 同位语从句通常由that导,可用于同位语从句的名词有advice, demand, doubt, fact, hope, idea. information, message,news, order, problem. promise, question, request, suggestion truth、wish、word(消息)等。 例句: The newspaper gives the facts that everybody knows. 报纸提供了那些众所周知的事实。 注意: that作为关系代词,可以引导定语从句,充当句子成分,在从句中作宾语时可以省略;that引导同位语从句时,起连词的作用,没有实际意义,不充当句子成分,一般不能省略。 试比较下面两个例句:I had no idea that you were here. (that引导同位语从句,不能省略)Have you got the idea(that this book gives you of life in ancient Greece (that导定语从句,作宾语,可以省略) 5.[教材原句]Slowly, and with the camera still held to my eye, I turned...and froze. 我慢慢地转身,相机还端在眼前……然后我僵住了。 [句型公式] with + 名词/代词 + 现在分词/过去分词 这种结构用于描述一种伴随的情况,在句中通常表明原因、条件或状态。 例句: With the sun shining brightly, we decided to go for a picnic. 在阳光明媚的情况下,我们决定去野餐。 6.[教材原句]It is after all we who are the visitors to their world. 毕竟,我们才是他们世界的访客。 [句型公式]It is/was + 被强调部分 + that/who + 句子 强调句型用于突出句子的某一部分(主语、宾语等),可以通过改变句中的重心来增强语气或情感。 例句: It was my sister who helped me with my homework. 帮助我做作业的是我姐姐。 (二)重点句型练习(中译英) 1. 替代词that (1). _____ 我昨天完成 ... ...
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