高三英语第一轮复习--知识梳理4-3.ppt

10.Charlie first picks out the laces and eats them as if they were spaghetti.查理 首先挑出鞋带来吃，像是吃意大利面条一样。 典例体验 He behaves ______ he owned the place. 他的所作所为好像他是这个地方的主人。 He talks __________ he knew where she is. 他说话的样子好像知道她在哪里似的。 He talks about Rome __________ he had been there himself. 他谈论起罗马就好像他去过那里似的。 as if as though as though 归纳总结 __________________________是as if引导的方式状 语从句，从句中用了________,表示与现在事实相反 的情况。as if的意思是“_________”,与__________ 相同。用在look,seem,smell,taste,sound等系动词 后面，引导表语从句；也可用在行为动词之后， 引 导方式状语从句。无论是何种从句,当其所表示的情 况是事实或具有很大可能性时，通常用陈述语气;当 其所表示的情况不是事实,而是主观的想像或夸大性 的比喻时,通常用虚拟语气。其动词时态的判断标准 如下： as if they were spaghetti 虚拟语气 好像,仿佛 as though 注意 as if引导方式状语从句时可用省略形式，后 面接名词、形容词、副词和介词短语,也可跟分词或 不定式。 过去将来时would+do as if从句谓语在主句谓语之后发生 过去完成时,如果从句有过去时间，要用一般过去时 as if从句谓语在主句谓语之前发生 一般过去时；系动词一律用were as if从句谓语与主句谓语同时进行 从句的谓语时态 判断条件 即学即用 (1)他感到仿佛他要对发生的一切负责。 He felt as if he ____________________ what had happened. (2)那棵树看上去好像很久没有人给浇水了。 The tree looked as if it _____________ ________ for a long time. were responsible for hadn’t been watered 1.利用合成法，品句填词 （1）The boy walked around the house in bare ,leaving muddy on the floor.(foot) （2）The police found his address was at the top of the letter and his were also found on the envelope.(print) feet footprints printed fingerprints 品味构词 串联扩展 footwork work工作 脚注 note便条 footman man男人 foothold hold抓住 山麓小丘 hill小山 footfall fall落下 footbridge bridge桥 足球 ball 球 foot 合成词 名词 名词 football 步行桥 脚步声 foothill 立足处 男仆 footnote 步伐/策略 2.利用派生法,品句选词 In the corner of the supermarket stand two advanced . A.piano B.pianos C.pianoes B 串联扩展 背诵以-o结尾的名词复数 kilos kilo千 tobaccos tobacco烟草 zeros zero零 photos photo相片 radios radio收音机 pianos +-s piano钢琴 复数 单数（人类发明之物） cargoes cargo货物 volcanoes volcano火山 heroes hero英雄 potatoes potato土豆 tomatoes +-es tomato西红柿 复数 单数(表自然界的事物) 【