填空题 M: Are extreme sports popular in your country?
填空题 Kay: Hello
填空题A. The girl decided to travel abroad to study despite the strong opposition of her parents.
B. It is said that those who are stressed or working overtime are more likely put on weight.
C. The study shows that of the human body is closely related to the lack of exercises.
D. Thanks to a series of new inventions, doctors can treat this disease successfully.
填空题 Nathan: There is a festival in June in our count
填空题.A. I'll surely remember you and your invitation to him. B. Scientists have done countless experiments to show that praise is far more effective than criticism in improving human behaviour. C. I have no idea what to buy for my daughter. Do you have any suggestions? D. Thank you for the present. It's just what I wanted.
填空题A
填空题A. Soon after he transferred to the new school, John found that he had great difficulty keeping up with the rest of his class.
B. Throughout the project, people have received training and decided to start over their own business.
C. Our efforts will pay off if the results of the research can be applied to the development of the new technology.
D. I cant start my computer now, something must have with the operating system.
填空题 Bob: Good morning, you must be Tom Green
填空题.A. Only when the researchers have obtained sufficient data can they come to a sound conclusion. B. But trucks are big and carry heavy load; they are accepted because they perform a needed service, making America move. C. Parents planning to divorce do not sufficiently prepare their children for the coming crisis, nor do they provide them with the necessary assurances that they will be cared for in the aftermath. D. As for the influence of computerization, nowhere have we seen the results mor
填空题 W: Would you please read this letter of applicat
填空题Half Price Tickets to Dream World That's right
填空题A
填空题A
解线性方程组
设f(x)=sinx，则∫f(2x)dx=______ A． B． C． D．
函数y=3x-1的反函数是______．
用二重积分计算由曲面z=x2+y2和所围成的几何体的体积．
前，未到匈奴陈二里所，止。(《史记·李将军列传》)
设A、B为随机事件，P(A)=0.6，P(B|A)=0.3，则P(AB)=______．
计算不定积分