When the steam engine was invented in the 18th century, it began one of the greatest revolutions in our world. The invention of the petrol engine at the end of the 19th century led to another enormous change in our lives. And the computer is almost certainly going to be no less ...
When was the gasoline engine ___ ? A. found B. discovered C. invented 相关知识点: 试题来源: 解析 C [解析] 本句意为“汽油机是什么时候发明的”。 found意为“发现,找到”;discovered意为“发现”指的是客观上有,只是没被发现;invented意为“发明”,指的是客观上没有,人们的发明创造。反馈 ...
When was the first wheelchair invented? When was field hockey invented? When was the boneshaker invented? When was the first camcorder invented? When was cross-country skiing invented? When was the pool table invented? When was the didgeridoo invented?
When was the first computer mouse invented? When was the first inkjet printer invented? When was the first automobile made? When was the mechanical computer invented? When was the first piece of technology invented? When was the first jet engine invented?
1.When___thestreamengine(蒸汽机)___? 2.Ican’t___mybike,I’mlookingforit. 3.Scientistsarenowtryingto___ifthisispossible. 4.Doyouknowwho___theplane? 5.He___quiteanumberofwonderfulcharactersinhisplay. 【解析】I.1.was,invented2.find3.discover4.invented5.created 五、练评(包含“考点链...
Unit 6 When was it invented (5)Section B 1a-1e 学习目标 掌握本课单词、短语、句型 继续学习使用一般过去时态的被动语态进行听力训练 1. crispy adj. 脆的;酥脆的; 2. salty adj. 咸的; 3.sour adj. 酸的,有酸味的; 4. customer n. 顾客。 课前探究 一、 导入 在前面的课程我...
初三英语 Unit 6 When was it invented学案 Unit 6 When was it invented四会词汇section Aelectricity电 电能electric 以电为动力的electrical 和电有关
The TV was invented around 1927, I think. Alice: Well, I know that you didn’t have a because we learned in school that personal computers were invented in 1976. Grandma: You’re right. But I have now! 5. 要求学生听第三遍录音,并逐句进行跟读。(2 分钟) 6. 完成教材 1...
1.When ___ the stream engine(蒸汽机) ___? 【答案】was, invented 【解析】 试题分析:句意:蒸汽机是何时被发明的?这里是发明的新事物,用 invent;主语是承受着,用一般过去的 被动语态,主语是单数用 was。根据句意,故填 was, invented 。 考点:近义词辨析。 2.I can’t ___ my bike, I’m loo...
When it was inventedIn1. Who invented itJosephine Cochrane, a rich American who2lots of dinner parties. What it was used to doTo wash a lot of plates(碗碟)and3safely. When it was introduced to the publicIn 1893. Who bought it at firstThe hotels and4restaurants. ...