[小初高学习]四川省成都市金堂县又新镇九年级英语全册 Unit 6 When was it inve

Unit 6 When was it invented

Period 5 Section B 1a-1e

学习要点：1.掌握重点单词和短语：crispy, salty, sour, custo mer, by mistake, in the end 等。2.继续学习使用一般过去时态的被动语态进行听力训练。

一、自主学习

1、被动语态的时态: 被动语态的时态通过be的变化来体现，它必须与主语的人称、数一致。以下是几种常用的被动语态:

(1)一般现在时的被动语态: am / is / are + 动词的过去分词。

Eg：This book____________ _____________ in two languages.

这本书是用两种语言写的.

(2) 一般将来时的被动语态: will / be going to + be + 动词的过去分词.

Eg: The project will____________ ____________ next month.

这项工程下个月就完工.

(3) 一般过去时的被动语态: was / were + 动词的过去分词.

Eg: The classroom_____________ _____________ three days ago.

教室是三天前被打扫的.

(4) 含有情态动词的被动语态: 情态动词 +be +动词的过去分词.

The classroom ______________ ______________ ______________every day.

教室应该每天都被打扫.

2、预习1a并完成横线上的内容。

二、课堂活动

Step1:Before- listening

Do you like potato chips?how were they inv ented?

Step2:While- listening. Finish 1c and 1d.

Step3:After- listening. According to the passage, retell the story.Make a conversation about the invention of potato chips. Use the information in 1c and 1d.

Step4：拓展练习

1.The customer thought the potatoes weren’t ___________.不够薄。

enough为副词,th in为形容词,enough修饰形容词的时候必须后置。

根据汉语提示完成句子。

足够的食物 ___________ 足够好_________ 足够勇敢__________

2.George wanted to make the customer happy.。

“make+宾语+形容词(作宾语补足语)”意为“使成为”“使作为”“使变成”。

电脑使英语学习更加容易。

Computers make it________to learn English.

3.Potato chips were invented by a cook called George.

a cook called George 中过去分词短语作定语修饰名词a cook, 其中called=named

( )1.Somebody ______Jack phoned while you were out.

A.to call

B.calling

C.being called

D.called

4.The customer was happy in the end.

① in the end= at last, finally,可以放在句首，也可以放句末，时常用逗号与句子隔开。②At the end of ...后接地点名词，表示‘在…终点’，后接表示时间的名词时，表示‘在…结束时’。

1. Walk along the street and you will find the hospital ____________ of the street.

2. We will have an English test ____________ this week.

③by the end of ..意为“在……以前”常与将来时态和过去完成时态连用。

We'll finish the work ____________ the year。

（）1、The hot ice cream scoop was invented by a man ____Lanmon.

A.was called

B.called

C.to call

D.is called

（）2.--The soup tastes .

----Maybe I added too much _________ just now.

A. salt; salt

B.salty; salty

C.salt; salty

D.salty; sa lt

（）3.The students at the back can't see_________ .

A. enough clearly

B. clearly enough

C.enough clear

（）4.The chef wanted to make the customers _________,so he put lots of salt ________ the potato chips.

A. happy; in

B.happily; on

C. happy; on D happily;in

（）5.The young man was made _______ the _______ chips .

A. cut; potatoes

B. cuts; potato

C. to cut; potato D cutting; potatoes

三、课堂检测