Unit 5Unit 5Unit 5Unit 5

HealthHealthClip 2Clip 2

Is Coffee Healthy?Is Coffee Healthy?

HealthHealthUnit 5Unit 5

Clip 2Clip 2

Is Coffee Is Coffee Healthy?Healthy?

ⅠⅠ Warm up Warm up yourselfyourself Warm up Warm up yourselfyourself

ⅡⅡ Enlarge your vocabularyEnlarge your vocabulary Enlarge your vocabularyEnlarge your vocabulary

ⅢⅢ Sharpen your earsSharpen your earsSharpen your earsSharpen your ears

ⅣⅣ Loosen your tongueLoosen your tongueLoosen your tongueLoosen your tongue

Ⅰ Ⅰ Warm up yourselfWarm up yourself

Coffee is popular in most countries of the world. Coffee is popular in most countries of the world. How much do you know about it? Now, here is a brief How much do you know about it? Now, here is a brief introduction of coffee ABC.introduction of coffee ABC.

Coffee ABCCoffee ABC

Ⅰ Ⅰ Warm up yourselfWarm up yourself

Espresso is a small cup of Espresso is a small cup of strong coffee produced on an strong coffee produced on an espresso machine. Coffee is espresso machine. Coffee is placed into an espresso machine placed into an espresso machine and hot water is forced through and hot water is forced through the coffee at very high pressure the coffee at very high pressure extracting all the flavor possible. extracting all the flavor possible. The Italian word espresso The Italian word espresso translated is express. Each cup translated is express. Each cup of espresso is made individually of espresso is made individually and then quickly served to the and then quickly served to the customer, hence the name.customer, hence the name.

Coffee ABC – Espresso:Coffee ABC – Espresso:

Ⅰ Ⅰ Warm up yourselfWarm up yourself

Cappuccino is served in a Cappuccino is served in a mug or glass and is made mug or glass and is made from one or two shots of from one or two shots of Espresso, topped with a Espresso, topped with a mixture of one half steamed mixture of one half steamed milk and one half steamed milk and one half steamed milk foam. Chocolate is milk foam. Chocolate is sprinkled on top to give it a sprinkled on top to give it a finishing touch.finishing touch. In Italian In Italian cappuccino is so called cappuccino is so called because the color of the because the color of the coffee resembled the color of coffee resembled the color of the habit of a Capuchin friar. the habit of a Capuchin friar.

Coffee ABC – Cappuccino:Coffee ABC – Cappuccino:

Ⅰ Ⅰ Warm up yourselfWarm up yourself

Latte is made with one or Latte is made with one or more shots of Espresso topped more shots of Espresso topped with steamed milk and finished with steamed milk and finished with a quarter inch of steamed with a quarter inch of steamed milk foam.milk foam.

Coffee ABC – Latte:Coffee ABC – Latte:

Ⅰ Ⅰ Warm up yourselfWarm up yourself

Mocha is made in a mug or cup with one or more shots of Mocha is made in a mug or cup with one or more shots of Espresso added to one ounce of quality chocolate syrup, then Espresso added to one ounce of quality chocolate syrup, then filled with steamed milk. But without foam.filled with steamed milk. But without foam.

Coffee ABC – Mocha:Coffee ABC – Mocha:

Ⅰ Ⅰ Warm up yourselfWarm up yourself

Macchiato is made in a glass with an Macchiato is made in a glass with an espresso (single shot or double) stained or espresso (single shot or double) stained or marked with a large dollop of steamed milk marked with a large dollop of steamed milk foam. foam.

Coffee ABC –Coffee ABC – Macchiato:Macchiato:

Ⅱ Ⅱ Enlarge your vocabularyEnlarge your vocabulary

caffeinecaffeine n. n. 咖啡因咖啡因

cardiovascular systemcardiovascular system n. n. 心 血 管 系心 血 管 系统统

break downbreak down v. v. (biology(biology 生生 ) ) 分解分解

metabolizemetabolize v. v. (biology(biology 生生 ) ) 代代谢谢

adverseadverse a. a. h harmfularmful 不利的不利的 ,, 有害有害

的的moderationmoderation n. n. freedom from excessfreedom from excess

适度适度

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Listen for general understandingListen for general understandingListen for general understandingListen for general understanding

Listen for detailed informationListen for detailed informationListen for detailed informationListen for detailed information22

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Ⅲ Ⅲ Sharpen your earsSharpen your ears

Listen for general understandingListen for general understandingListen for general understandingListen for general understanding11

1.1. What does the clip talk about?What does the clip talk about?

____________________________________________________________________________________________

2.2. Have scientists ever done any researches about the bHave scientists ever done any researches about the benefits of drinking coffee? _______________________enefits of drinking coffee? _____________________________________________________________________

Ⅲ Ⅲ Sharpen your earsSharpen your ears

Listen for general understandingListen for general understandingListen for general understandingListen for general understanding11

1.1. What does the clip talk about?What does the clip talk about?

____________________________________________________________________________________________

2.2. Have scientists ever done any researches about the bHave scientists ever done any researches about the benefits of drinking coffee? _______________________enefits of drinking coffee? _____________________________________________________________________

Drinking coffee moderately is good for health.Drinking coffee moderately is good for health.

Yes, they have.Yes, they have.

1.1. The conflicting research results caused confusion among cThe conflicting research results caused confusion among coffee lovers. □True □Falseoffee lovers. □True □False

2.2. A recent research shows whether it is good or bad depends A recent research shows whether it is good or bad depends on a certain gene which is called ‘CYP’. □True □Falseon a certain gene which is called ‘CYP’. □True □False

3.3. Researchers believe that about 70% of us are carrying the gResearchers believe that about 70% of us are carrying the gene which allows the body to break down caffeine quickly. □ene which allows the body to break down caffeine quickly. □True □FalseTrue □False

4.4. Scientists discovered coffee drinkers with the faster version Scientists discovered coffee drinkers with the faster version of the gene had no increased risk of heart disease. of the gene had no increased risk of heart disease.

□ □True □FalseTrue □False

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Listen for detailed informationListen for detailed informationListen for detailed informationListen for detailed information22

5.5. It is harmful to health if caffeine circulates in the body for a lIt is harmful to health if caffeine circulates in the body for a long time. ong time.

□ □True □FalseTrue □False

6.6. The test to find out which version of the gene you are carryiThe test to find out which version of the gene you are carrying is now available. ng is now available.

□ □True □FalseTrue □False

7.7. The study found that people with a slower gene can limit theThe study found that people with a slower gene can limit their risk, if they limit their coffee to one cup a day. ir risk, if they limit their coffee to one cup a day.

□ □True □FalseTrue □False

Ⅲ Ⅲ Sharpen your earsSharpen your ears

Listen for detailed informationListen for detailed informationListen for detailed informationListen for detailed information22

1.1. The conflicting research results caused confusion among cThe conflicting research results caused confusion among coffee lovers. □True □Falseoffee lovers. □True □False

2.2. A recent research shows whether it is good or bad depends A recent research shows whether it is good or bad depends on a certain gene which is called ‘CYP’. □True □Falseon a certain gene which is called ‘CYP’. □True □False

3.3. Researchers believe that about 70% of us are carrying the gResearchers believe that about 70% of us are carrying the gene which allows the body to break down caffeine quickly. □ene which allows the body to break down caffeine quickly. □True □FalseTrue □False

4.4. Scientists discovered coffee drinkers with the faster version Scientists discovered coffee drinkers with the faster version of the gene had no increased risk of heart disease. of the gene had no increased risk of heart disease.

□ □True □FalseTrue □False

Ⅲ Ⅲ Sharpen your earsSharpen your ears

Listen for detailed informationListen for detailed informationListen for detailed informationListen for detailed information22

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5.5. It is harmful to health if caffeine circulates in the body for a lIt is harmful to health if caffeine circulates in the body for a long time. ong time.

□ □True □FalseTrue □False

6.6. The test to find out which version of the gene you are carryiThe test to find out which version of the gene you are carrying is now available. ng is now available.

□ □True □FalseTrue □False

7.7. The study found that people with a slower gene can limit theThe study found that people with a slower gene can limit their risk, if they limit their coffee to one cup a day. ir risk, if they limit their coffee to one cup a day.

□ □True □FalseTrue □False

Ⅲ Ⅲ Sharpen your earsSharpen your ears

Listen for detailed informationListen for detailed informationListen for detailed informationListen for detailed information22

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Narrator: First we heard medical studies saying that caffeine in cNarrator: First we heard medical studies saying that caffeine in coffee was probably bad for the heart, but recent research showoffee was probably bad for the heart, but recent research showed that coffee may be good for the cardiovascular system. Thaed that coffee may be good for the cardiovascular system. That's left coffee lovers like Corrine Mckillop to wonder.t's left coffee lovers like Corrine Mckillop to wonder.

Corrine Mckillop: I'd like to know which it is. It's very confusing. ICorrine Mckillop: I'd like to know which it is. It's very confusing. Is it good or is it not good?s it good or is it not good?

Narrator: Well a new study may explain the conflicting informatioNarrator: Well a new study may explain the conflicting information. According to the research, coffee can be both good and bad.n. According to the research, coffee can be both good and bad. It all depends on you and which version of a gene you have ca It all depends on you and which version of a gene you have called 'CYP'.lled 'CYP'.

Ⅲ Ⅲ Sharpen your earsSharpen your ears

Script:Script:Script:Script:

Dr. Sean Kenniff: CYP is actually spelled 'CYP'. Researchers believe Dr. Sean Kenniff: CYP is actually spelled 'CYP'. Researchers believe that about half of us are carrying a gene that allows the body to that about half of us are carrying a gene that allows the body to break down caffeine quickly. The rest of us have the type of gene break down caffeine quickly. The rest of us have the type of gene that more slowly metabolizes the stimulant.that more slowly metabolizes the stimulant.

Narrator: In the study scientists discovered coffee drinkers with the Narrator: In the study scientists discovered coffee drinkers with the faster version of the gene had no increased risk of heart disease. faster version of the gene had no increased risk of heart disease. However, people with the gene that breaks down caffeine slowly However, people with the gene that breaks down caffeine slowly had a significantly higher risk. had a significantly higher risk.

Dr. Kirk Garratt: When the caffeine circulates in your body for a lonDr. Kirk Garratt: When the caffeine circulates in your body for a long period of time, you might in fact experience adverse health cong period of time, you might in fact experience adverse health consequences from that. Now all of us want to know the same thing. sequences from that. Now all of us want to know the same thing.

Ⅲ Ⅲ Sharpen your earsSharpen your ears

Script:Script:Script:Script:

Corrine Mckillop: Well. I'd like to find out what gene I have.Corrine Mckillop: Well. I'd like to find out what gene I have.

Narrator: Well, that's the bad news. There is a test to find out, but Narrator: Well, that's the bad news. There is a test to find out, but it probably won't be readily available for a while. So what to do it probably won't be readily available for a while. So what to do until then, the answer, in a word – moderation. The study also until then, the answer, in a word – moderation. The study also found that people with a slower gene can limit their risk if they found that people with a slower gene can limit their risk if they limit their coffee to one or two cups a day. limit their coffee to one or two cups a day.

Dr. Sean Kenniff, CBS News.Dr. Sean Kenniff, CBS News.

Ⅲ Ⅲ Sharpen your earsSharpen your ears

Script:Script:Script:Script:

What’s your opinion of drinking coffee? Please discuss its What’s your opinion of drinking coffee? Please discuss its advantages and disadvantages briefly with your desk mate.advantages and disadvantages briefly with your desk mate.

Ⅳ Ⅳ Loosen your tongueLoosen your tongue

Pair work:Pair work:Pair work:Pair work:

AdvantagesAdvantages DisadvantagesDisadvantages

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