新视野大学英语读写教程第4册课后习题答案(三)_龙行天下

英语

新视野大学英语读写教程第4册课后习题答案（三
4Unit 7
Section A. Research into Population Genetics
《读写教程 IV》: Ex. II, p. 178
1. The book concludes that despite surface features, the
“races” are
remarkably alike under the skin.
2. Luca Cavalli-Sforza, a Stanford professor, and his
colleagues.
3. In human blood: various proteins that serve as markers to
reveal
a person’s genetic makeup.
4. Because they share such superficial characteristics as skin
color
and body shape. But the discoveries indicate that Australians are
most
distant from the Africans and most closely resemble the Southeast
Asians.
5. It confirms that Africa was the birthplace of humanity and
thus
the starting point of the original human movements.
6. Their genes show the Khoisan may be a very ancient mix of
west
Asians and black Africans, rather than being directly descended from
the
most primitive human ancestors.
7. All Europeans are thought to be a mixed population, with
65%
Asian and 35% African genes.
8. It is the latest raw material of the medical industry. And
in
addition, it can be used to weaken conventional notions of race that
cause
racial prejudice.
《读写教程 IV》: Ex. III, p. 178
1. discounted
2. biased
3. variation
4. feature
5. Confronted
6. migrated
7. descended
8. exploiting
《读写教程 IV》: Ex. IV, p. 179
1. The scientists announced last year that one of the genes
that
played a part in determining the intelligence had been identified,
but to
date the results have yet to be confirmed.
2. They seem to think that building a new road will improve
the
traffic problem, but in effect, it will make it worse.
3. It’s amazing that the scientists created nothing less than
the
first genetic map of the world.
4. As of today Dr. Carey will be in charge of a long-term
study of
children who are unusually good at math.
5. The best way to lose weight is proper diet in combination
with
regular exercise.
6. Many women in the city h
ave taken low-paid, so-called
part-time
work in addition to their child-rearing and community care
activities.
7. Their research in

英语

to better parenting and educational
techniques
sheds new light on the fact that more boys have unusual mathematical

abilities than girls.
8. It is now known that this illness is not only confined to
any one
group in society.
《读写教程 IV》: Ex. V, p. 179
1. secret
2. experiences
3. characteristics
4. idea
5. information
6. success
7. prejudices
8. equality
《读写教程 IV》: Ex. VI, p. 180
1. privacy
2. intimacy
3. frequency
4. fluency
5. secrecy
6. urgency
7. consistency
8. dependency
《读写教程 IV》: Ex. VII, p. 181
1. politics
2. classics
3. electronics
4. economics
5. psychology
6. methodology
7. technology
8. biology
《读写教程 IV》: Ex. VIII, p. 182
1. Being healthy is more than a question of not being ill.
2. I was more than a little put out; I was totally shocked.
3. This story is more than interesting; it is educational, as
well.
4. Hepworth is much more than a filmmaker; he had learnt to
find
stories that would have genuine popular appeal.
5. It was more than a misjudgment: it revealed the extent to
which
the religious intellectuals’ theory of the church was outdated.
《读写教程 IV》: Ex. IX, p. 182
1. What was needed was nothing less than a new industrial
revolution.
2. This is nothing less than a call to arms to restore the
vitality
of the American dream.
3. Their dream was nothing less than a revolutionary project
to
bring computers and ordinary people together.
4. The experience of sightseeing in the wonderful island is
nothing
less than exciting and I am moved to tears.
5. He was much concerned that she should not be tired, or
bored and
he wanted to make sure that the holiday would be nothing less than
perfect
for her.
《读写教程 IV》: Ex. X, p. 182
1. We have received three anonymous letters from Palestine to
date,
in
addition to one suspicious package.
2. Their dream was nothing less than a more equal society
where
there is no racial prejudice.
3

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. He read more than Shakespeare’s plays; he liked modern
music.
4. His fate in the last election, she said, would serve as a
reminder to all politicians that popularity does not last.
5. In effect, only hard work in combination with proper
methods will
always give you an advantage over others in study.
6. Technology itself, and its effective use, is not to be
confined
to the traditional science subjects.
7. Since the truth of this report was discounted, I was not in
a
position to publish it for you.
8. Many software companies have adapted general programs to
the new
operating system.
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