The decomposition of HI has rate constants k=0.079dm3·mol-1·s-1 at 508℃and k=0.24dm3·mol-1·s-1 at 54

A . 正确 B . 错误

A . Fine,thank you. It is really an interesting project B . Thank you,John. It is really an interesting project C . My pleasure,It is really an interesting project

A . A、禽流感 B . B、减蛋综合征 C . C、鸭瘟 D . D、鸡传染性喉气管炎 E . E、鸡马立克氏病 F . F、鸡新城疫

A . 犬细小病毒 B . 犬瘟热病毒 C . 狂犬病病毒 D . 伪狂犬病病毒 E . 犬传染性肝炎病毒

A . 产蛋下降综合征 B . 传染性鼻炎 C . 传染性贫血 D . 鸭瘟 E . 禽白血病

A . Do you know B . Please tell me C . I would like to know about

M: It's coming along. But I've been staring at the computer screen for hours and my eyes hurt. W: Yeah Typing the words on the screen really make your eyes dry and tired. You should take a break. M: I can't. The deadline is approaching. W: You know, I read about computers and eye problems recently. The article says that they are usually caused by not blinking your eyes enough. M: Blinking？ I thought I just needed new glasses. W: when you blink, the movement of closing and opening your eyes, even though it happens really fast relaxes your eyes. M: That makes sense. W: People using computer tends to stare at the screen and blink less often than they normally would. M: That is what I am doing. And I am suffering from the dry eyes. W: That is one of the typical symptoms. M: But what does it have to do with the computer？ W: The article I read about the office workers found that the workers averagely blink 22 times a minute when relaxed But just 7 times a minute while looking at the text on a computer screen. M: Wow That's quite a difference. W: Yeah. So you need to blink your eyes and take a break from the computer M: I wonder if using some kind of eye-drops will make me feel better. W: That might help.But the best prescription is to take a break and rest your eyes M: Ok. Let's go get some coffee. I can finish this later tonight. (23) A．Something goes wrong with his computer. B．He can not finish the documents in time. C．The computer screen is hurting his eyes. D．He can not understand the article.

W: Don't worry. The boss was very impressed and he said your layout was right on target. Q: What does the woman imply？ (19) A．The manager was depressed by the man's layout. B．The manager thought the man's layout was quite accurate. C．The manager thought the man was good at target-shooting. D．The manager was impressed by the man's skills in target-shooting.

A．Dividing the day into hours, minutes,and seconds B．Using the sun C．Dividing the year into months and days D．Sundial clocks E．Water clocks F．Pendulum clocks

The hi-tech foreign trade from January to April posted a year-on-year rise of 26.8 percent. The hi-tech exports went up faster than the imports by 12 percent. The hi-tech trade surplus totaled more than US $ 3.9 billion for the first 4 months. The hi-tech exports accounted for 27.8 percent of the total exports for the first 4 months. USS 35.38 billion, or 58.5 percent of hi-tech exports, came from integrated circuit, color TV, mobile phones, and automatic data processing equipment. They have won larger orders at higher prices. China's hi-tech trade surplus has lasted for______ so far. A．4 months B．7 months C．4 years D．7 years

A．Did you spend a lot of money？ B．Did you have a good time？ C．Do you regret having been there？ D．Do you want to go there again？

A．the young are less tolerant of discomforts in life B．the divorce rate in Japan exceeds that in the U.S. C．the Japanese endure more than ever before D．the Japanese appreciate their present life

W: Yes, Sven. I will be glad when exams are over. M: What are you doing for the summer break？ W: (19) I would like to go to Italy and work at a restaurant in Florence. My uncle owns a restaurant specializing in seafood and he has offered me a casual job. M: That would be a wonderful summer. W: Yes, I really wanna go. (19) But the problem is my father had a heart attack three weeks ago. I am the only one to help my mother. It is such a dilemma. I don't know what to do. M: Yes, that would be a very difficult decision. W: I am leaning towards going to Italy, but I just feel so guilty. What about you, Sven？ What are your plans for the summer？ M: Well, I have a dilemma, too. (20) I would love to go to Nepal as a volunteer to instruct local residents in engineering skills. W: It would be a chance to share what you already know. M: However, I don't find out until next week whether or not I have been accepted into the program. If I do get accepted, I won't be making any money and I need money to return to university for my final year in September. W: I can see your problem. Can't you borrow money from financial aid for your final year？ M: Probably, but I hate to start off with a lot of debt. (21) Engineering fees are rising by 10 percent next year. It is not an inexpensive faculty to be in. 19. What is the woman's main dilemma？ 20.What does the man love to do in the summer？ 21.What do we know about engineering faculty？ (1) A．Going to Italy vs. helping her mother. B．Going to Nepal vs. staying home. C．Having fun vs. making money. D．Attending her family vs. improving her job skills.

A．鸭瘟病毒 B．鸡贫血病毒 C．传染性法氏囊病病毒 D．马立克病病毒 E．减蛋综合征病毒

是 否

A、Direct correction. B、Indirect correction. C、Self-correction. D、Peer correction.

A.fuse B.clone C.merge D.mingle