8AU5知识点梳理 1. Africa (n.) 非洲 African (n.) 非洲人 an African 一个非洲人 African (adj.) 非洲的 African countries 非洲国家 拓展： Europe 欧洲 European 欧洲的；欧洲人 a European 一个欧洲人 a 和an 是此单词唯一的难点 Asia 亚洲； Asian 亚洲的；亚洲人 an Asian 2. fierce (adj.) 凶猛的 fiercer fiercest fiercely (adv.) 凶猛地 more fiercely most fiercely 此单词唯一的难点就是拼写！！！ 3. though （连词） 虽然 切记：though 和but 不能同时出现在同一句子中 Eg: Though he is ill, he still works hard. (正确) Though he is ill, but he still works hard. (错误) 4. look up 查阅 look the words up in the dictionary (正确) look up the words in the dictionary (正确) look up the dictionary (错误) look it up (正确) look up it (错误) 切记：代词 it 放在中间 拓展： look up 抬头看 Eg: He looked up and saw the plane. 5. exist (vi.) 存在 exist on 靠。。。存活 exist on bread exist in 在。。。中存在 eg: This word does not exist in English. 本词词性转换是关键 existence (n) 存在 eg: Do you believe in the existence of God 拓展： come into existence 产生；建立 Eg: The new country came into existence in 1949. 拓展： in existence 现存的 Eg: This is the oldest wooden building in existence. 这是现存最古老的木质建筑。 existent (adj.) 存在的 6. even (adv.) 甚至 even + adj/adv的比较级 Tom studies hard, but John studies even ___harder___ (hard) 拓展：much/far/a little/a lot 等词后面+adj/adv比较级 a lot ____more expensive____ (expensive) 贵的多 far ____better ____ (good) 好得多 much ____more gently ____ (gently) 温柔地多 拓展： uneven (adj.) 不平坦的 an uneven path ahead 前方不平坦的路 7. harmless (adj.) 无害的 harmful (adj.) 有害的 harm (n/v.) 词组: do harm to 对…有害=be bad for Eg: 吸烟有害健康。Smoking does harm to health. =Smoking is bad for heatlh. 拓展: do good to 对…有好处 8. die (vi.) dead (adj.) 死亡的 the dead 死者 The dead are found (谓语动词用复数) dying (adj.) 快死的 dying patients 快死的病人 a deadly disease 一种致命的疾病 death (n.) 死亡；死掉的人命 We are all afraid of death(不可数名词) The accident caused 4 deaths (可数名词) = The accident ___made__ 4 people ____dead___. 重点来了： Tom was dead 4 years ago. (保持句意不变) Tom __has been dead_____ for 4 years. 拓展： 1. Tom bought a book 4 days ago. (保持句意不变) Tom _has had/kept a book_____ for 4 days. 2. The film started 4 minutes ago. (保持句意不变) The film __has been on_____ for 4 minutes. 3. Tom left 4 days ago. (保持句意不变) Tom ___has been away _____ for 4 days. 4. Tom borrowed a book 3 days ago. (保持句意不变) Tom ____has kept _____ a book for 3 days. 总结：瞬间动词不能和for +一段时间在现在完成时中连用 9. nobody (pron.)= no one 注意哦： nobody 是个否定词，在反义疑问句中要当心 Nobody trusted him, ___did ___ ____they/he___ 注释： 主语是no one, nobody, everybody, every one, someone时， 反义疑问句后面用they 或者he (不要问我为什么不用she) 10. know about 了解 knew known 词组： know nothing about 对…一无所知 11. leave… behind 遗留 leave表示落下，遗留 千万别用forget 啊 12. thinker (n.) 思想家 think thought thought tho ... ...
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