人教英语八上 第一单元语法 总结，习题，答案 两大核心语法：一般过去时、复合不定代词一、语法1：一般过去时（本单元重中之重）含义：描述过去发生的动作、过去的经历。时间标志词：yesterday, last week, last vacation, …ago, just now 1.动词过去式变化✅规则变化1. 一般直接+ed：work‑worked2. e结尾+d：live‑lived3. 辅音+y结尾，变y为i+ed：study‑studied4. 重读闭音节，双写末尾辅音+ed：stop‑stopped✅本单元高频不规则（必须背）go‑went； take‑took； eat‑ate； buy‑bought； see‑saw；meet‑met； get‑got； is/am‑was； are‑were2.句型（实义动词）1.肯定：主语+动词过去式I went to the mountains.我去爬山了。2.否定：主语+didn’t +动词原形（⚠️后面一定要变回原形！）I didn’t go anywhere.3.一般疑问：Did +主语+动词原形—Did you go to the beach?—Yes, I did. / No, I didn’t.4.特殊疑问句：疑问词+did+主语+动词原形Where did you go on vacation?be动词过去式am/is → was；are → were否定：wasn’t / weren’t疑问：Was/Were +主语…?易错：用did/didn’t，后面动词必须还原原形，不能写过去式。二、语法2：复合不定代词（考试高频考点）some‑ / any‑ / no‑ / every‑ +‑one /‑body /‑thing /‑where 人 事物 地点 some‑ someone某人 something某物 somewhere某地 any‑ anyone任何人 anything任何事物 anywhere任何地方 no‑ nobody/no one没人 nothing没有东西 nowhere无处 every‑ everyone每个人 everything一切 everywhere到处 必背4条规则1. 形容词修饰不定代词，必须后置（考试选择题必考）✅something interesting有趣的事❌interesting something2. 不定代词作主语，谓语动词用单数Everyone was happy. 每个人都很开心。Everything is OK.一切顺利。 3. some‑多用于肯定句；any‑多用于否定句、疑问句I bought something special.（肯定）Did you buy anything special?（疑问）I didn’t do anything.（否定）👉特殊：表请求建议，期待对方肯定回答，疑问句用some‑Would you like something to drink? 想来点喝的吗？4. 不定式也要后置：something to eat 一些吃的东西三、重点单词辨析1. bored / boring- bored：（人）感到无聊的，修饰人I feel bored.我感到无聊。‑boring：令人无聊的，修饰事物The show is boring.这个节目很无聊。2. because 与 because ofbecause +完整句子because of +名词/短语He didn’t go out because it rained.=He didn’t go out because of the rain.3. few / a few / little / a little- a few（一些，肯定）few（几乎没有，否定）+可数名词复数‑a little（一点，肯定）little（几乎没有，否定）+不可数名词四、重点短语1. go on vacation 去度假2. quite a few 相当多（+可数复数）3. feel like doing sth 想要做某事4. keep a diary 记日记5. have a good time = enjoy oneself = have fun 玩得开心6. seem to do sth 似乎，好像做某事7. wait for 等待8. try doing / try to do 尝试做 / 尽力做五、单元重点句型1.—Where did you go on vacation? 假期你去哪了？—I went to… 我去了……2.Did you go anywhere interesting? 你去什么有趣的地方了吗？3.How was the food? 食物怎么样？4.I felt like I was a bird.我感觉自己像一只小鸟。高频易错汇总1.did / didn’t 后动词变回原形，不要写成过去式；2.形容词修饰不定代词放后面；3.bored（人）、boring（物）不要搞混；4.because后面加句子，because of后面接名词短语。
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