[填空题]Environmentalists hold the view that growing GM crops affect ______.

[填空题]Environmentalists hold the view that growing GM crops affect ______.

[多项选择]Some people hold the view that young people nowadays are not as hardworking as their parents when they were young, and apart from that most young people are money-oriented. People are not sure about the qualifications for a good youth nowadays. You are required to write an essay of about 400 words on the topic given below to support this view with your own experience as a university student.
WHAT ARE THE GOOD QUALIFICATIONS FOR A GOOD YOUTH OF TODAY
In the first part of your writing you should present your thesis statement, and in the second part you should support the thesis statement with appropriate details. In the last part you should bring what you have written to a natural conclusion or a summary.
Marks will be awarded for content, organization, grammar and appropriateness. Failure to follow the above instructions may result in a loss of marks.

[简答题]Some people hold the view that a student’s success in university study follows the same pattern as that of farming, which is characterized by sowing the seeds, nurturing growth and harvesting the rewards’ process. Write an essay of about 400 words on the topic given below to support this view with your own experience as a university student.


In the first part of your writing you should present your main argument, and in the second part you should support your argument with appropriate details. In the last part you should bring what you have written to a natural conclusion, or make a summary.
Marks will be awarded for content, organization, grammar and appropriateness. Failure to .follow the above instructions may result in a loss of marks.

[多项选择]Some people hold the view that a student’’s success in university study follows the pattern as that of farming, which is characterized by sowing the seeds, nurturing growth and harvesting the rewards’’ process. Write an essay of about 300 words on the topic given below to support this view with your own experience as a university student. 　　　　　　　　SOWING THE SEEDS, NURTURING GROWTH AND HARVESTING 　　　　　　　　　　　　　　　　　　THE REWARDS 　　In the first part of your writing you should present your thesis statement, and in the second part you should support the thesis statement with appropriate details. In the last part you should bring what you have written to a natural conclusion with a summary. Marks will be awarded for content, organization, grammar and appropriacy. Failure to follow the above instructions may result in a loss of marks.

[填空题]Each of us may hold his own view about future development,_____________________________________________(但是谁都不能对自己预言很有把握)

[单项选择]CR的缺点
A. 常规x线摄影数字化
B. 图像的密度分辨力
C. X线的辐射量
D. 实现X线住处数字化储存、再现及传输
E. 时间、空间分辨力

[单项选择]如果在立即窗口中执行以下操作(＜CR＞是回车键)：
a=8 ＜CR＞
b=9 ＜CR＞
print a＞b ＜CD＞
则输出结果是_________。
A) -1 B) 0 C) False D) True

[单项选择]CR的缺点是
A. 常规X线摄影数字化
B. 图像的密度分辨率低
C. X线的辐射量
D. 实现X线信息数字化储存、再现及传输
E. 时间、空间分辨率低

[多项选择]CR系统应当包括
A. X线发射系统
B. 成像板(I
C. IP读取子系统
D. 投影仪
E. 打印机

[单项选择]DR与CR相比
A. 时间分辨力和空间分辨力均较高
B. 时间分辨力好，空间分辨力不足
C. 时间分辨力不足，空间分辨力好
D. 时间分辨力和空间分辨力均不足
E. 均可进行透视

[单项选择]When is the meeting hold
A. 3:15.
B. 3:30.
C. 3:45.

[简答题]铬的原子序数为24，它共有4种同位素：ω(Cr)=4.31%的Cr原子含有26个中子，ω(Cr)=83.76%的Cr含有28个中子，ω(Cr)=9.55%的Cr含有29个中子，且ω(Cr)=2.38%的Cr含有30个中子。试求铬的相对原子质量。

[填空题]Many German international corporations hold introductory Chinese courses for employees’ assigned work in China because they want their staff become interested in China.