1 / 8 现在完成时态讲解及练习 一、现在完成时的构成 肯定句：主语+hav e/ has + done (过去分词)+其它 He has lived in Shenzhen for 4 years. 一般疑问句：Hav e/ Has +主语+ done (过去分词)+其它 Has he lived in Shenzhen for 4 years? 否定句: 主语+hav e/ has+ not + done (过去分词)+其它 He has not finished his homework. 过去分词的构成方法如下 : 1.一般情况下，直接在动词原形后面加 –ed. work---worked answer---answered obey---obeyed want---wanted 2.以不发音的 -e 结尾的动词只加 –d. Move---moved hope---hoped divide---divided 3.字尾是辅音+y 的动词。则将 y 改 i 加ed. study---studied tidy---tidied satisfy---satisfied 4.以重读闭音节结尾的词，这些词的末尾只有一个辅音字母时，双写这个辅音字母，再加 –ed. stop---stopped regret--- regretted drop---dropped 不规则动词过去式与过去分词分类记忆表 一、AAA. （原形，过去式和过去分词一致） 1. 花费 cost cost cost 2. 割 cut cut cut 3. 伤害 hurt hurt hurt 4. 让 let let let 5. 放 put put put 6. 朗读 read read read 7. 设置 set set set 8. 打击，碰撞 hit hit hit 9. 关上门窗 shut shut shut 10. 让 let let let 二、ABB（过去式和过去分词一致） 1) 过去式、过去分词含有-ought 1. 带来 bring brought brought 2. 买 buy bought bought 3. 打架 fight fought fought 4. 想 think thought thought 5. 寻找、探究 seek sought sought 2) 过去式、过去分词含有-aught 5. 抓住 catch caught caught 6. 教 teach taught taught 3) 过去式、过去分词-t 替换原形-d 7. 建筑 build built built 8. 借出 lend lent lent 9. 花费 spend spent spent 10. 派遣 send sent sent 4) 过去式、过去分词在原形词尾加 t 或 d 11. 学会 learn learnt/ed learnt/ed 12. 意思 mean meant meant 13. 燃烧 burn burnt/ed burnted 13. 做梦 dream dreamt/ed dreamt/ed 13. 处理 deal dealt dealt 14. 听 hear heard heard 5） 过去式、过去分词改为-ept 15. 保持 keep kept kept 16. 睡觉 sleep slept slept 17. 扫...
