Unit8 Self-assessment 考点讲解--牛津译林版八年级英语下册.docx

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1、U8 Self-assessment考点讲解句1：Our environment is changing for the worse, so it is time for us to go green!我们的环境变得越来越糟糕，因此是我们环保的时候了!考点1：change for the worse 恶化，变糟change for the worse的反义短语为 change for the better：变好。例句：1. The weather could change quickly for the worse.天气可能会迅速变糟。2. I hope the weather will so

2、on change for the better. 我希望天气会很快变好。句2：Here are some simple steps to take.这是一些可以采取的简单的措施。 考点1：simple adj. 简单的 【易混辨析】simple与easysimple 指事情、问题等本身容易、简单,即不复杂、不难理解、易操作。其副词：simply 简单地;仅仅。easy 指做事、解决问题容易, 即做着容易、简单,不用花太多的精力和脑力。其副词为 easily容易地;轻易地。语境串记Its not easy for me to solve the simple problem.对我来说,解决那个

3、简单的问题并不容易。牛刀小试：用所给词的适当形式填空。We cant_judge a book by its cover or its title.(simple)考点2：step n.步骤;措施step在此处是名词,常见搭配有:take steps to do sth. 采取措施做某事。例句：We are taking steps to prevent pollution.我们正在采取措施防止污染。【拓展延伸】step的其他用法:作名词，还可意为台阶;迈步，脚步声; 步，阶段例句：1. I walked down the stone steps to the beach. 我走下石阶，来到海

4、滩上。2. He took a step towards the door. 他朝门口迈了一步。3. Ill explain it to you step by step.我会一步一步地给你解释。step 作动词，意为踏，踩。例句：1. Sorry! Did I step on your foot? 对不起!我踩你脚了吧?2. We stepped carefully over thebroken glass.我们小心翼翼地从碎玻璃上走了过去。牛刀小试：Being honest is the first_ if you want to make friends with others.A. s

5、tepB. time C. jobD.hand句3：Follow these small steps, and you can make a big difference to the Earth!遵循这些小措施你可以给地球带来很大改变!考点：祈使句+and +陈述句难点本句是祈使句+and+陈述句句式，该句式中陈述句用一般将来时或陈述句中含有情态动词。此句型可与含 if引导的条件状语从句的复合句进行转换。例句：1. Work hard, and youll succeed. = If you work hard, youll succeed. 努力学习,你就会成功。【拓展延伸】另一相似句式为

6、祈使句+or+陈述句 : ,否则。Start off early, or youll be late. 早点出发,否则你会迟到。牛刀小试：Be patient! Give him more time,_ he will find the answer to the question on his own.A.butB. or C.and D. so句4：In order to save power, we should turn offthe lights when we leave a room.为了节约用电,我们应当在离开房间时关灯。考点：power n.电力;力量power是名词 ：电力

7、;力量。还可意为能量;影响力,势力。例句：1. There is enough power to run up to four lights.电力足够带起四盏灯。2. It was a performance of great power.那是巨大能量的作用。3. The media have a lot of power today. 现在媒体有很大的影响力。【拓展延伸】powerful是形容词 : 强有力的;有影响力的;健壮的。 例句：1. Youre a powerful man - people will listen to you.你是有影响力的人,大家会听你的。2. The athlete should have a powerful body. 运动员应该有强健的体魄。 学科网（北京）股份有限公司