《学习与检测》九年级英语人教新课标版（重点词句解析+单元语法讲解+针对性同步训练）Unit 9 When was it invented（清晰扫描版无答案）

Unit When was it invented? 囵理|解|与|积|累 S重点词句解析e●● 1. It's used for scooping really cold ice cream. 它是用于舀那种特别凉的冰激凌的。 ●短语 be used for意为“用来做……",for表示用途,其后可接名词、代词及动名 词,强调使用目的及用途。例如 Knives are used for cutting things.刀是用来切东西的。 It' s also used for food.它也可以食用。 [辨析] be used as, be used by be used as意为“被作为……来使用”,as表示主语被用做什么,其后一般接名词, 强调使用的工具及手段。例如 English is used as a very useful working language 英语是一种非常有用的工作语言。 be used by意为“被……使用”,其后接动作的执行者。 2. Did you know that tea, the most popular drink in the world (after water), was invented by accident?你知道吗?世界上最受欢迎的饮料茶(仅次于水)是由于偶然的原因被 发现的。 本句是一个含有that引导的宾语从句的主从复合句,that并非tea的限定词,the nost popular drink in the world( after water)是tea的同位语。 2 accident是名词,意为“事故”、“意外的事件”。 by accident意为“偶然地”,相当 于 by chance,在句中做状语。例如 I found the lost key under the sofa by accident when I was cleaning the living room.我在打扫客厅时偶然在沙发下找到了丢失的钥匙。 It came to my ears by chance.我偶然听到了它。 3. Although tea wasn't brought to the Western world until 1610, this beverage was discovered over three tho