早教吧作业答案频道 -->英语-->
politenessindailylife为题写80字英作文
题目详情
politeness in daily life 为题写80字英作文
▼优质解答
答案和解析
There are many ways to show politeness in daily life.In the morning,we can say hi to the people you meet and smile at them.You can also say good morning to them.When you are at school,smile at your classmates is also a form of showing politeness.When you see your teachers,you should always say hello to them because they work very hard to teach you.They will feel happy when you greet them with a smile on your face.Taking care of the people younger than you and showing respect to people older than you are also forms of showing politeness.
看了 politenessinda...的网友还看了以下：
无穷级数求极限问题求极限n→∞时lim∑1/{n+[(i^2+1)/n]},i从1到n的值这题目用的 2020-03-31 …
证明题：设A是n阶矩阵,若A的三次方=0,则（I-A）的负1此方=I=A=A的2此方=设A是n阶矩 2020-04-13 …
设A为n阶矩阵,证明：R(A+I)+R(A-I)>=n已知R(A)＝R(kA),k≠0；R(A+B 2020-05-14 …
可以参考的公式是：s[1]=a[1];s[n]=s[n-1]>=0?s[n-1]+a[n]:a[n 2020-05-14 …
有二位数组a[n][m]对于指针问题*(*(a+i)+j)与a[i][j]为什么等价(i,j在n, 2020-06-12 …
用以下英文宇母填在上a,a,a,a,a,a,b,e,e,d,e,e,e,e,e,e,f,g,g用以 2020-06-24 …
C语言冒泡排序法，疑问啊~~~~~~~~~~~~~~~~~#include<stdio.h>#de 2020-07-23 …
三道C语言题，请高手指点第一道：#includedoublef(intn){inti;double 2020-07-23 …
P=A(1+i)^-1+A(1+i)^-2+A(i+i)^-3+……A(1+i)^-n（1）将两边 2020-07-25 …
矩阵秩的问题,急n阶矩阵A满足A^2=I证明对任意正整数s,k有rank[(I-A)^s]+rank 2020-11-01 …