tomisaschoolboy.heisgradetwo.helikestvintheevening.hisparentshimtowatchtv.nowtheytohim,"doyouhavehomework,tom?""yes,ido.""whydon'tyouyourhomeworkthen?""i'dliketowatchtv.it'smyfavoritecartoon.""lo
in
watching
don't want
are saying
any
do
first
is working
see
mine
即
tom is a school boy.he is in grade two.he likes watching tv in the evening.his parents don't want him to watch tv.now they are saying to him,"do you have any homework,tom?" "yes,i do." "why don't you do your homework then?" "i'd like to watch tv first.it's my favorite cartoon." "look at your brother.he is working hard at his lessons.he is better than you." "father,he is often late for school. can you see that exercise book?it is mine. he is writing dowr the homework from my exercise book now."
希望能帮到你,祝更上一层楼O(∩_∩)O
有不明白的请继续追问,可以详谈嘛(*^__^*)
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 …
怎么用C语言编写杨辉三角#include"stdafx.h"intmain(intargc,cha 2020-05-14 …
MATLAB设计Jacobi迭代法运行错误,设计函数:function [x,k]=jacobi_ 2020-05-16 …
复数计算:(1)i+i^2+i^3+.+i^100(2)i^10+i^20+i^30+.+i^80 2020-05-21 …
设A,B是三阶方阵,若满足等式A+BA=B,求(A-I)^(-1)是什么?我是这样算的,BA-B= 2020-06-18 …
tomisaschoolboy.heisgradetwo.helikestvintheevenin 2020-07-15 …
(A/P,i,n)=(A/F,i,n)+i或(A/F,i,n)=(A/P,i,n)-i我已经知道怎 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 …
在VC中,为什么i=3输出y=++i值为4;而i=3,y=(++i)+(++i)值为10?在y=( 2020-07-26 …
一道挺难的数学题i*i=-1则x*x=-1可变为x=+i或-ii还具有以下性质:i=ii*i=-1i 2020-11-01 …