期末重点知识点专项复习课件2025-2026学年沪教版八年级英语上册

2026沪教版八年级上册英语 期末重点知识点专项复习 目录 第一部分 重点知识点 常考易错点解析 第二部分 2 第一部分 重点知识点 重点知识点 1.虚拟语气“与现在事实相反”：If + 主语 + did, 主语 + would/could/might + do；从句一律过去式，主句 would 永远不带 -s。 2.时间介词：at具体时刻（at 7:00），on具体某天/上午下午（on Monday morning），in月/季/年/世纪（in December） 重点知识点 3.时刻读法：整点“数字+o’clock”；半点“half past+数字”；a quarter past/to仅作了解 4.虚拟语气“与过去事实相反”：If + 主语 + had done, 主语 + would/could/might + have done；had done 不可用 have done 替代。 重点知识点 5.可数与不可数名词：不可数无复数，作主语视为单数；用量词a piece of, a bottle of修饰；much/little/some/any与之搭配 6.名词所有格：单数加’s，复数已有s加’；表共同所有只在最后一词加’s，各自所有分别加’s 重点知识点 7.人称代词宾格：me/you/him/her/it/us/them；用于动词或介词后作宾语；介词后接动词用动名词（for him to come除外） 8.指示代词：this/that接单数，these/those接复数；电话用语this指自己，that指对方；that可代替上文整句 重点知识点 9.不定代词：someone, anyone, everyone, no one；形容词后置something special；与else连用anyone else 10.both/all/either/neither：both两者都，all三者及以上都；either两者任一，neither两者都不，作主语谓语单数 重点知识点 11.动词不定式：want/decide/hope/plan/agree后接to do；使役动词let/make后省to，被动须还原to 12.双宾结构：ask/tell/want sb. to do；allow/permit sb. to do；help sb. (to) do；let/make sb. do（省to） 重点知识点 13.使役动词：make sb. do sth.（省to，被动还原to）；let sb. do sth.；have sb. do sth.表“让某人做” 14.花费句型四剑客：spend+时间/金钱+on sth./(in) doing；pay+钱+for sth.；sth. cost sb.+钱；It takes sb.+时间+to do sth 重点知识点 15.五大“穿”：put on穿（动作）；wear穿（状态）；dress sb.给某人穿衣；be dressed in穿着；sth. looks good on sb.合身好看 16.few/a few/little/a little：few/little表否定“几乎没有”；a few/a little表肯定“一些”；few/a few接可数，little/a little接不可数 重点知识点 17.形容词enough位置：形/副+enough；enough+名词；enough后接不定式表结果：enough to do 18.并列连词：not only… but also…谓语就近；both… and…复数；either… or…/neither… nor…就近原则 重点知识点 19.结果状语从句：so… that…如此…以至于…；such… that…接名词短语；so+形/副，such+形+名 20.比较级“倍数表达”：twice/three times as + 原级 + as；倍数须置于 as 前，不可放在 than 前（✘ taller twice than） 重点知识点 21.比较级“程度副词”：a little/much/even/far + 比较级；much 表“量大”，even 表“更进一步”，不可混用 much more taller（✘） 22.最高级前必加 the，但副词最高级可省略 the（He runs (the) fastest in our class） 重点知识点 23.副词比较级/最高级构成：多数加 -er/-est；以 e 结尾加 r/st；辅音 + y 变 i 加 er/est；多音节前加 more/most（carefully → more carefully） 24.too many / too much / much too：many 接可数复数，much 接不可数，much too 后接形/副表“太…”（much too expensive） 重点知识点 25.现在完成时“四大标志”：just, already, yet, ever/never；already 用于肯定，yet 用于否定/疑问，ever 用于疑问，never 含否定 26.完成时“延续性转换”：buy→have, borrow→keep, die→be dead；for/since 段必须与延续动词连用（✘ I have bought it for two days） 重点知识点 27.since vs. for：since + 具体起点（时间点/从句），for + 一段时间；两者均与完成时连用，不可混用 for 2010（✘） 28.过去进行时“背景描写”：While I was walking, it began to rain. while 后长动作，when 后短动作，主句一般过去时 重点知识点 29.书信结尾“Yours 家族”：Yours sincerely（已知姓名）；Yours faithfully（未知姓名）；Yours truly（通用）； comma 后换行署名 30.含蓄虚拟三大结构：without/with, but for, otherwise；句中无 if，但意义虚拟：Without your help, I would have failed. 重点知识点 31.倒装虚拟：Had/Should/Were 提前省略 if；Had you arrived earlier, you would have seen her.（主谓倒装，不可加 if） 32.主语从句虚拟：“It is suggested that… (should) + 动词原形”；should 可省，但动词必须用原形，不可加 -s 或 -ed 重点知识点 33.同位语从句 vs. 定语从句：that 在同位语从句中不作成分，在定语从句中作主/宾；The fact that he failed surprised us.（同位语 34.非限制性定语从句：which 指代整个主句，逗号后引导；The team won the match, which made us excited.（which 不可换 that） 重点知识点 35.关系副词 where/when/why：先行词为地点/时间/原因，且在从句中作状语；This is the factory where I worked.（where ≠ which/that） 36.定语从句“介词+关系代词”：介词提前，关系代词只能用 which/whom，不可 that；the house in which I live（× in that I live） 重点知识点 37.现在分词作状语：表示原因、时间、结果、伴随；Walking along the river, we saw a group of children playing.（分词逻辑主语=主句主语） 38.过去分词作状语：表被动/完成；Given more time, I could finish the work.（= If I were given…） 重点知识点 39.独立主格结构：n. + 分词/形容词/介短；Weather permitting, we’ll go hiking.（主格与主句主语不一致，需保留名词） 40.强调句 It is/was… that/who：强调主语、宾语、状语；It was not until he came back that I went to bed.（not until 强调固定结构） 重点知识点 41.倒装句“否定副词提前”：Never/Seldom/Hardly/Not only… but also…；Hardly had I sat down when the phone rang.（助动词提前） 42.as 让步倒装：形容词/副词/名词 + as + 主谓；Young as he is, he knows a lot.（名词前不加冠词） 重点知识点 43.省略与替代：so / neither / nor 助动词倒装；—I’ve finished the work. —So have I.（助动词与时态、主语一致） 44.连接性副词 however/therefore/moreover/furthermore；句首需加逗号，段中需用分号连接：He was ill; therefore, he stayed at home. 第二部分 常考易错点解析 1.If I ___ you, I would seize the chance to study abroad. A. am B. was C. were D. had been 典型例题 常考易错点解析 解析：与现在事实相反的虚拟条件句，从句必须用 were（不分人称），主句 would + 原形；用 was 属口语错误。 答案：C 2.If you ___ television so late last night, you would not be so sleepy now. A. didn’t watch B. hadn’t watched C. don’t watch D. haven’t watched 典型例题 常考易错点解析 解析：混合虚拟条件句——从句与过去事实相反（hadn’t done），主句与现在结果相反（would + 原形）；时态必须错位。 答案：B 3.Without your help, I ___ the work on time. A. can’t finish B. couldn’t finish C. couldn’t have finished D. can’t have finished 典型例题 常考易错点解析 解析：without 引导含蓄虚拟，与过去事实相反，必须用 could/would + have done 结构；can’t have done 仅表推测。 答案：C 4.Had you arrived earlier, you ___ her at the station. A. would meet B. would have met C. had met D. met 典型例题 常考易错点解析 解析：Had you arrived = If you had arrived，省略 if 的倒装虚拟；与过去相反→主句 would have done；不可再用 had met。 答案：B 5.It is high time that we ___ the classroom. A. clean B. cleaned C. had cleaned D. have cleaned 典型例题 常考易错点解析 解析：It is (high) time that… 从句用过去式表“现在该做而未做”，属固定虚拟；cleaned 表示现在义务。 答案：B 6.I wish I ___ at my sister’s wedding last Tuesday, but I was on a business trip. A. were B. had been C. was D. have been 典型例题 常考易错点解析 解析：I wish 后宾语从句与过去事实相反→had done；用 were 只表与现在相反，与时间状语 last Tuesday 冲突。 答案：B 7.If only he ___ me yesterday! Unfortunately I didn’t go there. A. saw B. had seen C. would see D. has seen 典型例题 常考易错点解析 解析：If only 引导省略主句的虚拟，与过去相反→had done；saw 表现在，would see 表将来，均与时间冲突。 答案：B 8.He talks as if he ___ everything, but in fact he knows nothing. A. knows B. knew C. had known D. would know 典型例题 常考易错点解析 解析：as if 与现在事实相反→一般过去时（be 动词用 were）；knows 表真实，had known 与过去冲突。 答案：B 9.Without electricity, human life ___ quite different today. A. is B. will be C. would be D. would have been 典型例题 常考易错点解析 解析：without 引出与现在事实相反的含蓄条件，主句必须用 would + 原形；today 表明现在，不可用 would have been。 答案：C 10.Should it rain tomorrow, we ___ the picnic. A. will put off B. would put off C. would have put off D. put off 典型例题 常考易错点解析 解析：Should it rain = If it should rain，省略 if 倒装，与将来事实相反→主句 would + 原形；will put off 用于真实条件。 答案：B 11.George can’t have gone too far — his coffee ___ still warm. A. is B. was C. will be D. would be 典型例题 常考易错点解析 解析：can’t have done 表对过去否定推测，但后句用现在时 is 说明推测依据仍在；was 与现在事实冲突。 答案：A 12.I would rather you ___ me the truth yesterday. A. tell B. told C. had told D. would tell 典型例题 常考易错点解析 解析：would rather 后接从句，与过去相反→had done；told 仅与现在相反，与 yesterday 冲突。 答案：C 13.：It’s important that every student ___ at least eight hours of sleep. A. gets B. got C. should get D. had got 典型例题 常考易错点解析 解析： It is + adj. + that… 表示建议、命令、重要，从句用 should + 原形（should 可省）；gets 为陈述，不符虚拟要求。 答案：C 14.Were I in your position, I ___ the offer. A. accept B. accepted  C. would accept D. would have accepted 典型例题 常考易错点解析 解析：Were I in… = If I were in… 倒装虚拟，与现在事实相反→would + 原形；would have done 与过去冲突。 答案：C 15.But for the GPS, we ___ in the dark now. A. are B. were C. would be D. would have been 典型例题 常考易错点解析 解析：But for = If it were not for… 含蓄虚拟，与现在相反→would + 原形；now 表明现在，不可用 would have been。 答案：C 02.����Ϊʲô YLwyou�ղ�-bbs.besgold.com ��ҡ������II, track 2 203714.92 $