新人教版八下英语unit8haveyoureadthetreasureislandyet重难点附答案

Unit 8 Have you read Treasure Island yet 重难点解析 一、重点短语 be full of 充溢 at least 至少 hurry up 赶快 belong to 属于 on the island 在岛上 the number of的数量 go out to sea 出海 on the sand 在沙子上 ever since then 从那时起 bring back to sp. 带回到某地 leave behind 遗忘、留 fight over及争吵，争斗 come to realize 渐渐意识到 one another/each other 彼此 二、重点语法 第 8 页 1.finish doing sth 完成某事 2.arrive in /at sp. 到达某地 3.learn to do sth 学习/学会做某事 4.see sb doing sth 望见某人正在做某事 5.help sb do sth 帮助某人做某事 6.name sb sth 给某人取名为 7.teach sb sth 教某人某事 8.use sth to do sth 用某物做某事 9.can’t wait to do sth 迫不及待做某事 10.used to do sth 过去经常做某事 11.be kind to sb 对某人友好 12.one of the形容词最高级名词复数最之一 13.hope to do sth 希望做某事 14.have time to do sth 有时间做某事 1、语法聚焦现在完成时 Present Perfect Tense （1）表示过去发生或已经完成的动作对现在造成的影响或结果。 It’s so dark. 太黑了。 Someone has turned off the light. 有人把灯关上了。 （2）表示从过去某一时间起先并始终持续到现在的动作或状态。 常及since过去的时间点，for一段时间，since时间段ego, so far等时间状语连用。 Eg. I have lived here for ten years.我已经住在这里10年了。（从10年前起先，持续到现在还住这儿） Eg. I have lived here since 2019. 自从2019年我就住在这儿。（从2019年起先，持续到现在还住这儿） （3） 基本结构及句型转换主语have/has过去分词done 当主语是第三人称单数has,其余人称用have。 ①确定句主语have/has过去分词其他 ②否定句主语have/hasnot过去分词其他 ③一般疑问句Have/Has主语过去分词其他 ①I have finished my homework. 确定句 ②I have not finished my homework. （否定句） ③Have you finished your homework Yes, I have. / No, I haven’t, （一般疑问句及确定、否定回答） （4）has gone to, has been to, has been in 的区分 Have/Has goneto 去了现在不在说话现场 Eg. ---Where is your father ---He has gone to Shanghai. Have/Has been to 去过（已不在去过的地方） Eg. My father has been to Shanghai. Have/has been in呆了多久（还在所呆的地方） Eg. My father has been in Shanghai for two months. My father has been in Shanghai since two months ago. （5）现在完成时的标记 ①常及just, already, yet, ever, never, before, so far 等连用，强调动作的完成，不强调动作的持续。 Have you ever been to Japan I have just finished my homework. ②for 时间段；since 过去的时间点；since 段时间 ago；since 一般过去时的句子。 They have known each other for five years. Since he was a child, he has lived in England.（ （6）动词过去式和过去分词的改变相同规则改变 1.一般在动词词尾干脆加ed。如pick→picked→picked; wish→wished→wished; stay→stayed→stayed 2.以不发音的e结尾的动词后面加d。如like→liked→liked; hope→hoped→hoped;phone→phoned→phoned 3.以辅音字母y‖结尾的动词，变y为i，再加-ed。如study→studied→studied; hurry→hurried→hurried;reply→replied→replied 4.词尾只有一个辅音字母的重读闭音节动词，要双写辅音字母，再加-ed。如stop→stopped→stopped;clap→clapped→clapped不规则改变 5.以不变应万变。如let→let→let;put→put→put;read→read→read6.若中间有双写e，则去掉一个e，单词末尾再加t。如 feel→felt→felt;keep→kept→kept;sleep→slept→slept 7.结尾的字母d变t。如lend→lent→lent; build→built→built;send→sent→sent 8.变为以-ought或-aught结尾。如buy→bought→bought; bring→brought→brought;catch→caught→