第二节 听取信息(共5小题;每小题1分,满分5分)
听下面一段独白,请根据题目要求,从所听到的内容中获取必要的信息,填人答题卡标号为16-20的空格中。听录音前,你将有10秒钟的阅题时间,录音读两遍。你将有60秒钟的作答时间。
When |
Who |
What
to do |
Early in 16 |
Mankind |
Found a way to make pictures 17 . |
In 1884 |
George Eastman |
Invented a kind of film that 18 into a small camera. |
Today |
19 |
Aids scientists by taking
pictures through microscopes and telescopes |
Deep-sea Divers |
Take pictures of 20 and animals |
第一节 听力理解 (5段共15小题;每小题2分,满分30分)
每段播放两遍。各段后有几个小题,各段播放前每小题有5秒钟的阅题时间。请根据各段播放内容及其相关小题,在5秒钟内从题中所给的A、B、C项中,选出最佳选项,并在答题卡上将该项涂黑。
听第一段对话,回答第1-3题。
1. How did Billy feel about his math test?
A. It was hard. B. It was easy. C. It was too long.
2. When will they have supper?
A. At about 5 o’clock. B. At about 6 o’clock. C. At about 6:30.
3. What can we learn from the conversation?
A. Billy likes snowboarding very much.
B. Billy will go to the church with George.
C. Billy is so careless that he often hurts himself.
听第二段对话,回答第4-6题。
4. Why does the man want this part-time job?
A. He has to pay for his apartment. B. He has done the work before.
C. He has much free time.
5. What job will the man get?
A. A clerk in the mailroom. B. A dishwasher at the restaurant.
C. A lifeguard for summer vacation.
6. How much can he earn every day?
A. $20. B. $40. C. $80.
听第三段独白,回答第7-9题。
7. What is the main purpose of the speech?
A. To tell the students how to collect rubbish.
B. To compare different recycling programs.
C. To encourage the students to join in a recycling program.
8. What do we know about the program?
A. The searching is the most difficult part in the program.
B. The program has been given up on the campus.
C. The program is more than a volunteering task.
9. According to the speaker, why are many recycling programs NOT successful?
A. Because most recycling rules are not clear.
B. Because most people are unwilling to sort rubbish.
C. Because most collecting tasks are too difficult.
听第四段对话,回答第10-12题
10. What does the woman want to do?
A. She wants a short tour in London.
B. She wants to go to the Hyde Park Hotel.
C. She wants to ask the way to the British Museum.
l1. How much will the woman pay for her tour?
A. £9.5. B. £5.3. C. £15.
12. When can the woman visit London Tower?
A. In the afternoon.
B. Right after lunch.
C. In the morning.
听第五段对话,回答第13-15题。
13. What is the probable relationship between the two speakers?
A. House agent and customer.
B. Waiter and customer.
C. Husband and wife.
14. What does the man like about the house?
A. Public transportation.
B. The swimming pool.
C. The shopping centre.
15. What do we learn from the conversation?
A. There is a gym just upstairs.
B. The apartment has two bedrooms.
C. The apartment has a great ocean view.
45、(10分)随着科学技术的发展,人们可以根据人类的需求来改造生物的性状,在许多领域取得了可喜的成果,下图是利用奶牛乳汁生产人类血清白蛋白的图解,根据下图回答:
(1)从②到③过程中应用的现代生物技术手段是___________ ,图中②一般用胰蛋白酶而不用胃蛋白酶处理奶牛组织的原因是 。
(2)从③到④的过程中一般利用未受精的卵细胞去核后做受体,而不用普通的体细胞,原因是卵细胞大、易操作、分化程度______,体细胞的细胞核与卵细胞的质细胞质结合才容易表现出 性。
(3)从A-D中选出④到⑤的过程中正确的操作方法________,此时④处于 胚阶段。④分割成⑤和⑥应用的现代生物技术手段是___________。
A B C D
(4)控制奶牛⑧乳汁中血清蛋白合成的基因是 ,该基因已通过 技术手段导入到受体细胞中。奶牛⑧是⑦生出的后代,那么⑧的遗传性状和__________奶牛最相似。
中山市高二级2008-2009学年度第二学期期末统一考试
44、(10分)下图为细胞融合技术的一些过程,请分析并回答下列问题:
(1)若A、B细胞为动物细胞,从A和B细胞到C细胞的过程中,须用____________化学诱导剂处理。
(2)若A、B细胞为植物细胞,那么这样的细胞已经用酶降解脱掉了____________。这种酶可能是____________酶和____________酶,由此生成的C细胞称为正在融合的_____________。
(3)若A细胞为骨髓瘤细胞,B细胞为B淋巴细胞,那么D细胞称为_____________细胞,这种细胞既能无限__________,又能产生专一的___________。由D细胞连续分裂产生大量细胞的过程,称为_____________。
(4)若A为人细胞,B为鼠细胞,并分别用红、绿荧光染料标记细胞膜上的蛋白质,在C细胞时,细胞一半发红色荧光,一半发绿色荧光。到D细胞阶段,两种颜色的荧光均匀分布,请解释原因:_______________________________________。
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