Unit 4 Grammar 重点词汇课件-2022-2023学年高中英语牛津译林版（2020）必修第三册

必修三 Unit 4 Grammar Usage-Integrated skills 词汇 范围:penicillin-standout 1. penicillin/ˌpenɪˈsɪlɪn/ n. 青霉素，盘尼西林 2. *mould /məʊld/ (AmE mold) n. 霉菌；模具；类型 vt. 浇铸；塑造 3. *bacteria /bækˈtɪəriə/ n. (sing. bacterium)细菌 单数：bacterium bacterial. adj. 细菌的  包围；环绕；围困： To some people, happiness is being surrounded by family and friends. Surrounded by the enemies, he was still struggling.  与……紧密相关： some issues surrounding alcohol abuse 4. surround vt sb/sth be surrounded by/with... 某人/某物被...围绕/包围（常省去be，在句中做状语或后置定语） 【词汇拓展】 surrounding adj [只用于名词前] 周围的 (nearby)： the surrounding area surroundings n [用复数] 周围的事物；环境 (environment)： My dream is to work in pleasant surroundings. in (towards 向、对着) + dic (to say 说) + -ate (动词后缀) → 对着人说 → 指示 5. indicate vt  [正式用语] 指示；指出 to direct sb’s attention to sb / sth, especially by pointing： The arrow on a sign indicates the way to go.  表明；显示 (show) ： The results indicated that something produced by the mould had killed the bacteria. The study indicates a connection between poverty and crime.  示意；暗示 to say or do sth to make your wishes, intentions etc. clear： In his letter, he indicated his willingness to cooperate. He smiles and nods, indicating that everything is fine.  indication n [C] & [U] 迹象；表示；标示 基本义 课文 6. accident You never know which will come first, tomorrow or accident. 明天和意外，你永远不知道哪个先来。 accident n  [C] 事故： avoid / meet / cause an accident He was killed in a car accident. Ken had an accident at work and had to go to hospital.  [C] & [U] 偶然的事；意外的事 sth that happens unexpectedly and is not planned in advance： The discovery was a happy accident. 词源解读：ac- (to 朝向) + cid (to fall 落下) + -ent → 突然落向人身上的事 → 意外、事故 by accident 偶然地；意外地 反 on purpose： Yesterday when I was wandering on the pavement near a park, I met an old neighbour by accident (by chance). ► accidental adj 意外的；偶然的 ► accidentally adv 意外地；偶然地 (by accident (by chance))： I stepped on a young man’s foot accidentally. 2009 江西书面表达 accident, event 辨析 accident 多指