A. Look and listen
Look at the pictures and identify what they are about. Listen to the statements and fill in the blanks with the words in the list.
trustworthy
relate
committee
evolution
genetic
artificially
community
represented
revolution
artistically
identical
general
reflect
cells
personalities
1. According to Ancient Greek astronomers, 12 constellations (星座)
(represented )twelve months. Today, we can still read about how constellations closely
(relate )to one's luck or fortune.
2. It is said that people with different types of blood have different
(personalities). For instance, people with type A blood are believed to be calm, composed, serious, reliable, and
(trustworthy).
3. Naturalist (博物学家) Charles Darwin publishedThe Origin of Speciesin 1859. The book was an immediate success in the scientific
(community). Today,
(evolution )forms the basis for the modern science of biology.
4.
(Identical )twins develop from a single fertilized egg which later splits, and share all their
(genetic )material.
5. A clone is an animal or plant that has been produced
(artificially), for example in a lab, from the
(cells )of another animal or plant, with the result that it is identical to the original.
B. Ask and answer the questions
Ask and answer the following questions with a partner.
1. What is your star sign?
Your answer:
Reference answer:My star sign is Aries (3.21 – 4.20 白羊座) / Taurus (4.21 – 5.20金牛座) / Gemini (5.21 – 6.20双子座 ) / Cancer (6.21 – 7.20巨蟹座) / Leo ( 7.21 – 8.19/22狮子座) / Virgo (8.20/23 – 9.22处女座) / Libra (9.23 – 10.23天秤座) / Scorpio (10.24 – 11.21天蝎座) / Sagittarius (11.22 – 12.20射手座) / Capricorn (12.21 – 1.20摩羯座) / Aquarius (1.21 – 2.19水瓶座) / Pisces (双鱼座 2.20 – 3.20).
2. Do you know what your blood type is? It is said that one's personality is closely related to his / her blood type. What do you think?
Your answer:
Reference answer:A / B / AB / O.It is said that blood type A people tend to be more sensitive and considerate; type B people are often optimistic and do not care much about fame and wealth; type AB people are born pacifists but often possess dual contradictory personalities; type O people are said to have the most confidence, tending to solve a problem out of impulse without considering the effect.
3. It is said that identical twins can feel each other's pain. Do you believe that?
Your answer:
Reference answer:Yes. I believe it. I have read on the Internet that identical twins can share each other's pain. Sometimes they can even sense the other's happiness or sorrow. Maybe that is the magic power of genes.
Section One Listen for skillsA. Listen and practice
Listen to the following weather report and fill in the blanks with the exact words you've heard.
Now the weather report. It'll be mainly
(clear). In the day the
(high )will be 15 degrees. At six o'clock the temperature will be 8 degrees, the
(humidity )45 percent. Tomorrow's forecast is not very promising. We can expect
(cloudy),
(cold), and
(windy)weather. The temperature will drop to 5 degrees in the morning. It'll get
(warmer )in the afternoon with a
(high )temperature of 10 degrees. In the evening there's a good chance that we'll get some
(rain )or
(snow). The temperature in the evening will drop to 2 degrees.
Section Two Special English programsA. Item 12. Listen for details
1) Listen to the report and choose the best answer to the following question.1) How many human genes are involved in cancer?
(d)
a.30,000.
b.40,000.
c.Between 30,000 and 40,000.
d.Not known yet.
2) Now listen to the report again and choose the best answer to the following question.Which of the following is NOT a cause of cancer?
(c)
a.Cells won't stop dividing.
b.Cells move into another organ.
c.Cells stay where they are.
d.Cells act unusually.
Section Two Special English programsB. Item 22. Listen for details
1) Listen to the report and choose the best answer to the following question.What causes the rejection of tissue transplanted from other people?
(c)
a.The replaced organ.
b.The replaced tissue.
c.The defense system.
d.A fungus.
2) Now listen to the report again and choose the best answer to the following question.Which of the following is NOT related to the solution to the rejection problem?
(c)
a.A system to match tissue.
b.A fungus found in soil.
c.Application of anaesthetics (麻醉药).
d.Cyclosporine.
Section Two Special English programsC. Item 32. Listen for details
1) Listen to the report and choose the best answer to the following question.Which of the following statements is true, according to the report?
(d)
a.Conjoined twins are simply caused by environmental problems.
b.Conjoined twins are mostly due to genetic influences.
c.Conjoined twins must be fraternal twins.
d.Conjoined twins must be identical twins.
2) Now listen to the report again and choose the best answer to the following question.Which of the following is true about fraternal twins?
(b)
a.They develop from a single fertilized egg that divides into two.
b.They develop from two separate eggs that are fertilized at the same time.
c.They are always a boy and a girl.
d.They develop from an egg whose division begins but is not completed.
1.
无提交答案[Reference Answer:biological clocks]
2.
无提交答案[Reference Answer:influenced]
3.
无提交答案[Reference Answer:underground experiment]
4.
无提交答案[Reference Answer:our age]
1. Which of the following is NOT mentioned as related to the biological clock?
(c)
a.Having traffic accidents.
b.The need to eat and drink.
c.Personal hobbies.
d.Having heart attacks.
2. What was proved by the French geologist Michel Siffre?
(a)
a.Humans have their own body clocks.
b.Teenagers don't like to lie in.
c.Everyone's sleeping and waking routine is the same.
d.Humans have different bodily functions.
3. What does the sentence "We start life being morning types" mean?
(d)
a.We get up early when we are teenagers.
b.We get up late when we are teenagers.
c.We wake up late before 10 years old.
d.We wake up early before 10 years old.
Section Four Real worldC. Listen and write
Listen to the sound clips and fill in the blanks with the exact words or phrases you've heard.
1. The answers to these questions
(lie in)the secret world of the
(biological)clock.
2. But the clocks
(ticking)deep inside our bodies
(dominate)every moment of every day of our lives.
3. With parents and teachers across the country
(battling with)these morning monsters every day, could it be that there's more to teenagers than
(simply being lazy)?
4. It was the first direct
(proof)that humans have their own internal
(time-keeping)mechanism, or body clock.
5. Scientists don't know why age has such a strong
(correlation)with the time that we wake up, but the
(evidence)is the same all over the world.
1. How does Sid get the three eggs?Your answer:
Reference answer: He finds the three eggs apparently abandoned in an icy underground cavern.2. Does Sid accept Manny's advice and put the three eggs back? Why (not)?Your answer:
Reference answer: No. Because he wants to have a family, too.3. Why is the buffalo mad at Sid?Your answer:
Reference answer: Because Sid takes the buffalo for a female and wants to milk him.
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