used up.
[B] Man must stop abusing the environment in order to have a better future. [C] Someday human beings will be able to live on a spaceship. [D] Space travel will cause pollution to other planets.
Passage Three
Questions 33 to 35 are based on the passage you have just heard. 33. [A] The family was extremely large. [B] He didn?t live very long with them. [C] He was too young when he lived with them. [D] He was fully occupied with observing nature.
34. [A] He was first of all a scientist.
[B] He was not only a naturalist but also a scientist. [C] He was no more than a born naturalist. [D] He was a scientist as well as a naturalist.
35. [A] He came up with solutions in a most natural way. [B] He lacked some of the qualities required of a scientist. [C] He had a great deal of trouble doing mental arithmetic. [D] He just read about other people?s observations and discoveries.
Section C
Perched among the highlands of western Cameroon, bordered by green mountains and cliff faces, Lake Nvos is a scene of (36) ________ beauty. But the picture cannot be trusted. A detailed study (37) ________ that the lake could release a deadly cloud of carbon dioxide, capable of wiping out entire (38) ________ around its shores.
The warning, from a team of scientists, comes nearly 20 years after the lake
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discharged an (39) ________ 80m cubic metres of CO2 into the atmosphere. (40) ________ than air, the cloud of gas rolled down surrounding hillsides and villages. Silent and (41) ________, it exhausted the air of oxygen, killing hundreds of cattle and (42) ________ the lives of more than 1,700 people up to 26 kilometers away. “It was one of the most mysterious (43) ________ scientists have ever investigated,” said George Kling, an ecologist at the University of Michigan.
(44) _________________________________________________________. Gas bubbling up from the Earth?s magma (岩浆) was under such pressure at the bottom of the 200?metre?deep lake that it dissolved until it reached max. (45) ________________________________________________________________.
To prevent a recurrence, in 2001 engineers installed a pipe to suck CO2 from the bottom of the lake and release it harmlessly into the air. A pipe was also installed at Lake Monoun, where an outbreak of CO2 killed 37 people in 1984. (46) _____________________________________________________________. “By 2010, those five pipes would be enough to get the carbon dioxide down to safe levels,” he said.
补充听力（六）答案解析
Part III Listening Comprehension
Section A
11. M: I understand that the extra 【听前预测】根据意思相反的两个选
mathematics course this semester 项中有一个很可能是答案的命题规
律, 答案锁定在[B]和[C]之间。
is interesting.
【解 析】选[B]。对话中女士提
W: It used to be. But now Prof. 到，It used to be（曾经是那样），其
中的It指的是男士说的Paulson has retired.
the…course…is interesting，[B]是对
Q: What does the woman say about
used 女士话的同义转述，故为答案。
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the course?
12. M: I can?t talk for long. I?d better
get in my registration form if I still got time.
W: Why do you always wait till the last minute?
Q: What does the woman mean? 13. M: Do you know Sally?s new
address? She got some mails and I?d like to forward them to her.
W: Sorry, we weren?t exactly on
good terms when she left. Q: What does the woman mean?
14. W: My English teacher suggested that
I come in and borrow a German-English Dictionary. M: Of course, Miss Helen. You?re
welcome to use our dictionaries, but they may not be taken out of the library. Wouldn?t it be better if you had one of your own? Think how much time you could save.
Q: What did the man suggest Helen
do?
15. W: I still can?t get over the movie
to be…指“曾经…”, 用于表示过去的动作或事物的状态，但现在发生了变化。
【听前预测】由选项中的The man should，too late，earlier等可知，本题考查女士对男士做某事时间早晚的看法，女士的话为听音重点。
【解 析】选[C]。对话中女士提到，Why do you always wait till the last minute?，指出男士总是把事情拖到最后一刻才办，也就是建议男士应尽早办事，故答案为[C]。 【听前预测】由选项中重复出现的She，Sally和new address，in contact with可知，本题考查女士和Sally之间的联系。
【解 析】选[C]。对话中女士提到，we weren?t exactly on good terms when she left（她走时我们的关系并不好），可推断出女士应该没再和Sally保持联系，forward 故答案为[C]。
sth. to sb.意为“将某物转交给某人”；be on good/bad terms (with sb. )意为“（与某人）关系好/坏”。
【听前预测】由选项中重复出现的dictionary和Take…out of，Borrow，Buy可知, 对话与字典有关，涉及获得字典的方式。 【解 析】选[D]。对话中男士提到，Wouldn?t it be better if you had one of your own?（你有一本自己的岂不是更好？），[D]的内容是对男士的话的同义转述， 故为答案。
【听前预测】由选项中重复出现的The
last Saturday evening. I keep woman，see/seen，movie可知，对话
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having
frightening dreams all night. M: So, next time before you walk
into a cinema, make sure you know what you are going to see. Q: What do we learn from the
conversation?
与女士看电影有关。
【解 析】选[B]。对话中女士提到，still can?t get over the movie last Saturday evening和keep having frightening dreams all night可推断出，女士上周六看过一部恐怖电影，故答案为[B]。get over意为“度过，从…中恢复过来”。
16. W: I need a car this weekend, but 【听前预测】根据意思相反的两个选
项中有一个很可能是答案的命题规mine has broken down.
律, 答案范围锁定在[A]和[D]之间。
M: I?m sorry to hear it, but you can
【解 析】选[D]。对话中男士提
always rent one if you have a 到，but you can always rent one（但你
[D]中的can?t borrow 总可以租一辆），license.
his car是男士所说话中的真实想法，
Q: What does the man mean?
故[D]为答案。 17. M: Excuse me, Prof. Grey. But I?m 【听前预测】由选项中的question,
still confused. Could you go explanation, repeat等可知, 对话与解释
疑问有关。由The man shouldn?t等可知,
over that last point one more 女士的话为听音重点。
【解 析】选[C]。对话中女士提time?
到，Of course！That?s what I?m here
W: Of course! That?s what I?m here for.
（当然能！我在这就是干这个的），
for. 其中的what指男士问题中的go over
that last point one more time，由此可
Q: What does the woman mean?
知女士并不介意再解释一遍, 故答案为[C]。
18. W: You look different today. How 【听前预测】由选项中的He doesn?t
want to和重复出现的interview可知，did your job interview go?
本题与男士参加面试有关，男士的话
M: I don?t think I came across as
为听音重点。
well as I could have. 【解 析】选[B]。对话中男士提到，
I don?t think I came across…well…（我Q: What does the man mean?
觉得自己没有发挥好），[B]中的disappointed是对男士所说话的同义转述，故答案为[B]。come across意为“使人产生某种印象”。
Now you’ll hear the two long conversations.
Conversation One
【听前预测】预览四道题各选项，由选项中的parents，career，freedom，
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interfere，get on well等可知，对话双方谈论的是父母对自己的教育，涉及对自己专业选择、职业规划的干涉以及与父母的关系。
M: Do you think young people are Questions 19 to 22 are based on the
conversation you have just heard.
given too much freedom nowadays, 19. According to the woman, why and that as a result they?ve lost does she respect her parents?
【解析】选[B]。对话开始女士说她
respect for their parents and their
父母绝不逼迫她做自己不喜欢的事
elders generally? 情，所以她很尊重父母，故答案为W: I don?t think so. My parents never [B]。
but转折处常为考点，【点睛】其后的
interfered with my plans too much.
句子为真正要表达的意思；定语从句
They advised me but never forced me I didn?t want to do修饰anything，[B]to do anything I didn?t want to do. I 是对此的同义转述。
20. What happened when the woman
was allowed to take up the career I began to study nursing?
wanted. I think I respect and love 【解析】选[A]。对话中女士提到，
As soon as I…started my studies as a
them more for this.
nurse I became independent financially
M: Are you quite independent of them （自从我…开始学习护士后便在经
济上独立了），[A]中的didn?t now?
need…money any more是对其中
W: Yes. As soon as I left school and
became independent financially的同义
started my studies as a nurse I 转述，故为答案。
became independent financially. I 【点睛】问题中的began to study
nursing是对对话中started...studies as
have a government grant. It is enough
a nurse的同义转述。
for my daily life. But I still stay with 21.What can we learn from the
conversation? them a lot, as you know.
【解析】选[A]。对话中男士提到，
M: You seem very close to your we value family life very much in my
country（在我们国家，人们非常看重parents.
家庭生活），由此可推断出他们来自
W: I am. Many young people today say
不同的国家，故答案为[A]。
they have nothing in common with 22. What attitude did the man’s their parents, but I?m rather lucky parents have towards his study
abroad?
because I get on very well with mine. 【解析】选[C]。选项均以They开头，
reluctant和their son，由其中的allowed，What about you?
go abroad，study等可知，本题可能考
M: Well, we value family life very
查男士父母对他出国的态度。对话中
much in my country. I?m very fond 女士说“they allow you to come to
男士回of my family, but I don?t always get study in England on your own”，
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