Unit 9 When was it invented? Period 1 Section A (1a – 2c )

Unit 9When was it invented?Period 1Section A (1a – 2c )

pan What is it called in English? What is it used for? be used for doing 用于… It’s used for cooking.

What is it called in English? What is it used for? writing brush

air-conditioner What is it called in English? What is it used for? Making the air cool.

What is it? microwave oven It is used for cooking and heating food (加热)

What are they? light bulbs They are used for giving light in the dark.

1 2 3 4 5 6 7 8 9

What is it called? When was it invented? 1939 It was invented in 1939.

calculator

What order do you think they were invented? Number them[1—5] 5 2 4 1 3

Listen and match the inventions with the dates. a e c b

car / 1885 / Henry Ford / travel fast A: What’s this? B: It’s a car. A: What’s it used for? B: It’s used for travelling fast. A: When was it invented? B: It was invented in 1885. A: Who was it invented by // Who invented it? B: It was invented by Henry Ford.

Phone/1876/Bell/ communicate fridge / 1862 / Harrison / keep food fresh washing machine / 1858 / Smith / wash clothes

Julie Thompson battery-operated slippers heated ice cream scoop Chelsea Lanmon Jayce Coziar and Jamie Ellsworth shoes with adjustable heels

Listen and number the inventions in the order you hear them. 3 2 1

shoes with adjustable heels Jayce Coziar and Jamie Ellsworth changing the style of the shoes Julie Thompson battery-operated snakers seeing in the dark heated ice cream scoop Chelsea scooping really cold ice cream Lanmon

Ⅰ. 根据图片提示，在横线上填入适当的单词完成句子，每空一词。 1题图 2题图 3题图 4题图 5题图 calculator 1. Who invented the ________ ? 2. Mrs Brown bought a new ________________ last week. 3. I’d like a pair of ___________ . 4. The _________is the most helpful invention. 5. There are three small ________ in the radio. microwave oven slippers light bulb batteries

Ⅱ. 根据括号内要求完成句子，每空一词。 1. Cars were invented in 1885. (对划线部分提问) ______ were cars invented? 2. Julie Thompson invented electric slippers. (改为被动句) Electric slippers _______________ Julie Thompson. When were invented by

3. We all noticed her face turn red. (改为被动句) Her face _____________ turn red by us all. 4. The light bulb was invented by Tomas Edison. (对划线部分提问) ________ the light bulb invented by? 5. The refrigerator is used to keep food fresh. (改为同义句) The refrigerator is used __________ food fresh. was noticed to Who was for keeping

be used for doing sth. 意思是“被用来做某事”，强调用途或作用。练习： Sunglasses are used ________ protecting your eyes in sunny days. A. for B. to C. with D. in (2007宁夏) [答案和解析] A。be used for doing sth. 意为“被用来做某事”。

练习： Ⅰ. 根据汉语提示完成英语句子，每空一词。 (1) 伞是用来遮雨的。 The umbrella is used ______ ______ yourself from rain. (2) 我习惯于吃比萨。 I ____ ____ __ _____ pizza. (3) 我过去常常在放学后跳舞。 I ____ ___ ____ after school. for keeping am used to eating used to dance

Ⅱ. 根据句意, 用介词as, by完成下面句子。 (1) English is used ______ the second language in many countries. (2) These textbooks are used ______ students. as by

Grammar Focus (P69) The passive voice 被动语态在被动语态的句子中, 谓语部分的结构是be + 过去分词。被动语态的句子的时态变化反映在be动词上。也就是说, 把一个句子做成被动语态的句子, 只需要写出be动词的所需时态, 再加上所给动词的过去分词就行了。

一般现在时 am / is / are 一般过去时 was / were 一般将来时 shall / will + be be going to be done 过去将来时 would + be 现在进行时 am / is / are + being 过去进行时 was / were + being 现在完成时 have / has + been 情态动词 + be done

请把下列主动句变为被动句。 They produced that kind of car. The workers built a bridge over the river. Mother tells me a story every day. That kind of car was produced by them. A bridge was built by the workers over the river. I am told a story by Mother every day.

Make sentences 1. 世界上许多国家都讲英文。 2. 纸是中国发明的。 3. 这栋大楼是去年建造的。 English is spoken in many countries all over the world . Paper was invented in China. The building was built last year.

4. 他父亲不会让他娶玛丽为妻的。 He won’t be allowed to marry Mary by his father. 5. 这个计划正在执行中。 The project is being carried out. 6. 这本小说已被译成了几种语言。 This novel has been translated into several languages.

Unit 9 When was it invented? Period 1 Section A (1a – 2c )