设函数u=x2+y2-exy，则全微分du=______． 发布时间：2017-07-14 09:46 │ 来源：www.tikuol.com 题型：填空题 问题： 设函数u=x2+y2-exy，则全微分du=______．
题型：填空题 根据短文内容，用方框所给词的适当形式填空。teach, light, reply, I, interest, guest, ask, beat, face, end, sky, you Last spring I was walking in a park. In front of me there was a mum and her 3-year-old daughter. The little girl was holding a string（线）,which had a balloon at the other 1 .All of a sudden, a 2 wind took the balloon from the little girl. I thought she would cry. But, no! As the little girl turned to watch her balloon rise to the 3 , she cheerfully shouted out, "Wow!" That little girl 4 me something. Later that day, I received a phone call from my friend, whotold me an unexpected problem. I felt like 5 with "Oh no, what should we do?” But remembering that little girl, I found 6 saying, “Wow, that is interesting! How can I help you?" One thing is for sure-life is always going to make us 7 unexpected problems. However, how to deal with them is our choice. We can choose to be annoyed or 8 . No matter what the situation is, a "Wow!" will always 9 "Oh, no." So the next time you meet one of life’s unexpected 10 , remember that little girl and make it a "Wow!" experience. The "Wow!" always works.1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 查看答案
题型：填空题 揣摩下面例句中画线词的意思，然后用这个词的另一个意思写一句话。例：小明在课本剧《九色鹿》中的表演显得很自然。________________________________________________________________ 查看答案