八年级英语Writing and More practice语法重难点讲解

八年级英语Writing and More practice语法重难点讲解,标签：初二下册英语教案,初中英语教案,http://www.67xuexi.com
　　better 是well的比较级。在形容词比较级的前面可以用一些副词修饰，加以强调，表示：更......得多，这些副词包括：much ， even， far， still， a lot 等。

八年级英语Writing and More practice语法重难点讲解由www.67xuexi.com收集及整理,转载请说明出处www.67xuexi.com
　　Jim is much taller than Tom. 吉姆比汤姆高多了。
　　This picture is far better than that one. 这幅画比那一幅好多了。
　10. He helped me when I need it most. 在我最需要帮助的时候他帮助了我。
　　when I need it most表示：在我最需要帮助的时候。
　　其中的代词it 指代词前的He helped me.
　　most 是副词 much的最高级，修饰动词need， 表示需要的程度。
　　What do you need most? 你最需要什么？
　　She likes ice cream most. 她最喜欢冰淇淋。
　11. Could someone help me to find him ， please?请问有人可以帮我找到他么？
　　could 是can 的过去式。但could 在此处并不表示时态，而是表示有礼貌的请求或委婉的提出问题。could 比can提出的请求更委婉，更客气。
　　Could you wait for a moment? 请您等我一会好么？
　　Could you come to my birthday party? 您能来参加我的生日宴会么？
　　对这类问题的肯定回答有：sure， certainly， 或 of course.
　　
二. 重点词组：
　1. at that moment 是一个介词短语，作时间状语，表示：就在那时，相当于just then， 用于一般过去时或过去进行时。
　　I heard a scream at that moment . 就在那时，我听到一声尖叫。
　　注意它与at the moment 的区别. at the moment 表示：此时，目前，用于一般现在时或现在进行时。
　　I have nothing to do at the moment. 现在我无事可干。
　2. lie in bed表示：人躺在床上， 卧床休息， bed 前面不用定冠词the .
　　e. g.： Tom hurts his leg. He is lying in bed. 汤姆腿伤了，正在卧床休息. (lying 是lie 的现在分词)
　　表示： 躺在......上， 通常用lie on +名词，该名词前面要用定冠词the.
　　Don‘t lie on the street. 别躺在街上。
　　Lying on the beach is fun. 躺在沙滩上很好玩。
　3. as soon as possible. 是一个短语，表示尽快地，常在句中作状语。
　　e. g.： She wants to buy a new cell phone as soon as possible. 她想尽快买一部新手机。

三. 一般过去时
　　表示过去发生的动作或事件， 常和表示过去的时间状语连用，如yesterday， last night， the day before yesterday， 3 days ago，
　　含有be动词的句子， 将动词变为过去式，am， is的过去式为was，are的过去式为were
　　I was at the butcher‘s.
　　You were a student a year ago.
　　The teacher was very beautiful ten years ago.
　　★变疑问句将be动词移动到句首
　　Were you at the butcher‘s?
　　Were you a student a year ago?
　　Was the teacher very beautiful ten years ago?
　　★变否定句在be动词后面加not
　　I was not at the butcher‘s.
　　You were not a student a year ago.
　　The teacher was not very beautiful ten years ago.
　　★肯定回答/否定回答
　　Yes， I was. No， I was not.
　　Yes， you were. No， you were not.
　　Yes， he/she was. No， he/she was not.
　　★特殊疑问句：
　　What did you do?
　　(必背)
　　不含有be动词的句子，将动词变为过去式，动词过去式构成见附录
　　I finished my homework yesterday.
　　The boy went to a restaurant.
　　The Sawyers lived at King Street a year ago.
　　★变疑问句在句首加did，动词变为原形
　　Did you finish your homework yesterday?
　　Did the boy go to a restaurant?
　　Did the Sawyers live at King Street a year ago?
　　★变否定句在主语和动词之间加did not
　　I did not finish my homework yesterday.
　　The boy did not go to a restaurant.
　　The Sawyers did not live at King Street a year ago.
　　★肯定回答及否定回答
　　Yes， I did. No， I didn‘t.
　　Yes， he did. No， he didn‘t.
　　Yes， they did. No， they did not.


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