Unit_3词汇课件完整版.pptVIP

12.optimistic adj. 乐观(主义)的 _____________n.乐观主义者 _____________n.乐观，乐观主义 _____________adj.悲观的，悲观主义的 optimism optimist pessimistic ⑴ Those __________ (optimism) are optimistic________ their future. ⑵ At the airport，he expressed _________(optimistic) about the talks. optimists about optimism 13. speed up 加速；(使)增速；促进 运用：根据汉语意思完成英语句子。 ⑴ 这种小车必须加速生产。 Production of this kind of cars must _________________. ⑵ 火车逐渐加快了速度。 The train gradually________________ . sped up be sped up speed n 速度，速率 at speed 高速的 with all speed 全速 at a speed of 以 …的速度 at a high/low/full/top speed 以高/低/ 全/最高速 reduce speed 减速 14. desert n. 沙漠；荒漠 vt. 抛弃;遗弃 注意：拼写相似的词 dessert (饭后的甜点心) 运用：理解下列句子中desert的词性和词义。 ⑴ Some rich husbands often desert their wives. ⑵ If you go to the countryside，you will find there are a lot of deserted houses. ⑶ Once an Arab was travelling in the desert on his camel. n.沙漠 vt. 抛弃 adj.废弃的 15.instant n.瞬间；片刻adj.立即的；立刻的 ____________adv. 立即地 conj.一……就 ______________[搭配]一……就 the instant instantly Instant noodles/coffee for an instant 一会儿；片刻 in an instant 一会儿之后 at that instant 当时；那一刻 the instant 一……就(用作连词,引导时间 状语从句) Instantly conj.一……就 adv.立即；马上 方便面/速溶咖啡 ⑴ Please tell me________ (instant) he arrives. ⑵_____ ________ he opened the door he saw the thief. instantly The instant 16.settle v.解决；安居 ________n.定居者；居民 __________n.定居;解决 settlement Settler ⑴ Now a number of farmers live in new ___________ (settle). ⑵ Five years having passed，the government and the villagers haven’t reached any ____________ (settle) yet. settlement settlements ⑶ With the problem ________ (settle)，we became good friends. ⑷ It is said that the first _________ (settle) of this country are prisoners. settled settlers * 本资料来自于资源最齐全的２１世纪教育网 本资料来自于资源最齐全的２１世纪教育网 1.impress v. 印;?给…以深刻印象;?使铭记; ____________n.印象；感想；印记 ____________adj.给人留下深刻印象的 impressive impression ⑴ The first___________(impress) of this book was sold very qu