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初三教案 第534期
发布时间:2017-10-09

初三17-18年第7期总第534

Say bye to bitcoin (P2)

Pre-reading


Match the words with the meanings

control

trade

exchange

well-known

require

 

a place where people in business meet to buy and sell

known by many people

to direct; fix the time, amount, etc.

to need; to demand

the business of buying and selling goods 

 

While reading

1. The bitcoin was invented by _____.

  A. a Japanese programmer

  B. Japanese computers

  C. an online bank

  D. the Japanese government

 

2. What can bitcoins be used for?   

A. Downloading computer games.

B. Buying products in real shops.

C. Buying things in online games.

D. Paying for bills as real money.

 

 

3. Why has China stopped the trading of bitcoins?

A. Because the number of bitcoins is too large.

B. Because bitcoins lead more teenagers to play games.

C. Because the trading of bitcoins developed too quickly.

D. Because bitcoins are used to do illegal business.

 

 

4. Which of the following is NOT a bitcoin exchange?

A. BTC China

B. Huobi

C. OKCoin

D. WannaCry

 

 

Words in use

Translate phrases:

数千

被用于

根据

另外两个

吸引某人注意

占据

 

 

Post-reading

Discussion:

•Do you think it is necessary to stop bitcoin trading?

•What are the advantages and disadvantages of shopping online? 

 

 

 

Tips for tipping across the world (P3)

Pre-reading

Discussion

1. Which countries do you know require tipping?

2. Why do you think we must tip in some countries?

 

 

While reading

1. The example in the restaurant in Brazil shows that _____.

A. British people know how much to tip

B. Americans are the richest

C. it is a custom to tip in China

D. tipping amounts differ from country to country

 

2. If you spend $280 worth of food in the US, then it’s common to tip _____.

A. $14    B. $42   C. $50   D. $80

 

3. Why is tipping so important in the US?

A. Because there is a law about it.

B. Because food in its restaurants is too cheap.

C. Because servers there are paid below minimum wage.

D. Because waiters will offer better service.

 

4. What can we learn from the story?

A. Tipping is popular around the world.

B. You should also tip the taxi driver in the US.

C. Asian people never have to tip waiters in a restaurant.

D. It is OK to tip a waitress in Japan.

 

Words in use

Translation

1.People ______________(应该)follow traffic rules.

2.How much should I ________(支付)for the bill?

3.不是什么大事.

 

 

Post-reading

Think about it.

•   Can you list some other culture differences among different countries?

 

 

 

The great monarch migration (P6)

Pre-reading

1.Why do some animals have to travel to a warmer place in autumn?

2.How many animals do you know have to  migrate? Can you list them?

 

 

While reading

1. How often do monarch butterflies travel to the south?

A. Twice a year.

B. Once a year.

C. Every other year.

D. Every two years.

 

2. Why do they migrate to the south?

A. Because they don’t like living in the north.

B. Because winters in the south are more beautiful.

C. Because they can’t stand the cold winter of the north.

D. Because their grandparents live in Mexico.

 

3. How long do they usually stay in the south?

A. For one month.

B. For two months.

C. For five months.

D. For half a year.

 

4. According to the story, we know that _____.

A. the butterflies that fly back to the north are not the same ones that flew south.

B. when arriving in the south, the butterflies will all stay on one tree.

C. the population of monarch butterflies is increasing after 2015.

D. farmers have planted lots of milkweed plants to attract the butterflies.

 

Words in use

翻译句子:

1. 我喜欢和我祖父一起度过周末。

2. 昨天做作业花了我两个小时。

3. 中国人口有多少?

 

 

Post-reading

Think about it:

   Now more and more animals are endangered. What can we do to protect these animals?

 

 

 

答案与解析:

P2

1. A. 从文中第一段第二句 “Created in 2009 by a Japanese programmer, bitcoins are produced by computers.”可以得知比特币是2009年一位日本程序设计员创造的。故答案选A  

 

2. C.  由文章第二段第二句话They can be used for online business, such as buying products in computer games, and can also be exchanged to many normal currencies, such as dollars and euros. .” 可以比特币可以用来买电脑游戏产品,或者兑换成普通货币。故答案为 C 

 

3. D. 从文章第四段第二句 “That’s because bitcoins were also used for illegal  activities,  such as drug selling and smuggling  .” 可以得知比特币交易即将被终止,是因为比特币被用于了许多非法活动。故答案为 D 

 

4. D. 从文章最后一段第一句话WannaCry, a computer virus (病毒) that hit tens of thousands of computers in May, required payment from the victims (受害者)..” 可以得知WannaCry,是一种电脑病毒,而不是比特币交易所。故答案为 D

  

 

P3:

1. D. 从文章二、三、四段可知英国人认为应该给10%的小费,美国人认为给20%,而中国人不知道小费,说明不同国家的小费标准不同。故答案为 D 

 

2. B. 从文章第五段最后一句 “When traveling to countries like the US and Canada, it is common to tip about 10 to 15 percent of the bill.” 可知在美国和加拿大,正常付10%15%的小费,所以$280美元的消费额付$28$42的小费。故答案为 B 

 

3. C. 从文章第八段第一、二句 “But why is this? Many waiters and waitresses get paid below the US minimum wage  and work for tips to make up for that.”可以得知美国人小费重要是因为美国的服务生工资低于最低工资。故答案为C

 

4. B. 文章的第九段 “Hotel maids (女佣), hairdressers (发型师) and taxi drivers also usually work for tips.” 说明在美国,除了服务生,女佣、发型师和出租车司机同样依靠小费生活。故答案为 B  

 

P6

1. B.


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