题目内容

听力原文:W: OK, Mr. Taylor, let's go ahead and begin. First of all, tell me about your last job.
M: Well, as stated on my resume, I worked for five years at Hi Tech Computers.
W: OK, Hi Tech. And what do you know about computer networks and operating systems including DOS, Windows, Macintosh OS, and UNIX?
M: Umm...well...I did come in contact with computers every night at my last job.
W: Hum...And how about web site authoring skills? We are looking for someone to create and manage our company's web site which would include the development, configuration, and use of DOS, Windows, Macintosh OS, and CGI scripts.
M: Umm...uh, web page, web page. Huh...I don't think I've read that book, and Fm afraid I've never used those CGI things.
W: Huh?! And what about experience with Java or JavaScript?
M: Well...I think I've tried Java at a foreign coffee shop one time, if that's what you mean.
W: OK, Mr. Taylor, I think I have all the information I need!
M: Oh, and I really like computer games. I play them every day.
W: Right, right. Thanks Mr. Taylor.
M: Believe me. I have confidence in myself.
W: I see. We'll be in touch.
(23)

A. Computer sales negotiations.
B. A preliminary interview.
C. An Internet seminar meeting.
D. Computer games.

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In recent years a new farming revolution has begun, one that involves the 【B1】______ of life at a fundamental level--the gene. The study of genetics has 【B2】______ a new industry called biotechnology. As the name suggests, It 【B3】______ biology and modern technology through such techniques as genetic engineering. Some of the new biotech companies specialize in agriculture and are working feverishly to 【B4】______ seeds that give a high yield, that 【B5】______ diseases, drought and frost, and that reduce the need for 【B6】______ chemicals. If such goals could be achieved, it would be most 【B7】______ . But some have raised concerns about genetically engineered crops.
In nature, genetic diversity is created within certain 【B8】______ . A rose can be crossed with a different kind of rose, but a rose will never cross with a potato. Genetic engineering, 【B9】______ usually involves taking genes from one species and inserting them into another 【B10】______ to transfer a desired characteristic. This could mean, for example, selecting a gene which leads to the production of a chemical with anti-freeze 【B11】______ from an artic fish, and inserting it into a potato or strawberry to make it frost-resistant. 【B12】______ , then, biotechnology allows humans to 【B13】______ the genetic wails that separate species.
Like the green revolution, 【B14】______ some call the gene revolution contributes to the problem of genetic uniformity--some say even more so 【B15】______ geneticists can employ techniques such as cloning and 【B16】______ culture (培养), processes that produce perfectly 【B17】______ copies. Concerns about the erosion of biodiversity, therefore, remain. Genetically altered plants, however, raise new 【B18】______ , such as the effects that they may have on us and the environment. "We are flying blindly into a new 【B19】______ of agricultural biotechnology with high hopes, few constraints, and little idea of the potential 【B20】______ " said science writer Jeremy Rifkin.
【B1】______

A. manufacture
B. management
C. manipulation
D. maturity

In this passage, Chiapello is cited as an example of ______

A. unusual disabled Italians
B. courageous blind sailors
C. typical handicapped people
D. vulnerable disabled Europeans

A.They are changed to make the site more interesting.B.They are expanded to limit the

A. They are changed to make the site more interesting.
B. They are expanded to limit the amount of construction.
C. They are integrated into the design of the building.
D. They are removed for construction.

一下5题基于学生表S和学生选课表SC两个数据库表,它们的结构如下:
S(学号,姓名,性别,年龄)其中学号、姓名和性别为C型字段,年龄为N型字段。
SC(学号,课程号,成绩),其中学号和课程号为C型字段,成绩为N型字段(初始为空值)。
查询学生选修课程成绩小于60分的学号,正确的SQL语句是 ______。

A. SELECT DISTINCT 学号 FROM SC WHERE"成绩"<60
B. SELECT DISTINCT 学号 FROM SC WHERE成绩<"60"
C. SELECT DISTINCT 学号 FROM SC WHERE成绩<60
D. SELECT DISTINCT"学号"FROM SC WHERE"成绩"<60

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