my+unlucky+day作文

冉拜凯3920英语单选题It's an unlucky day!My bag has been stolen. - ----------------------. -
卓非亚19391238660 ______ 答案为D.听到坏消息或不好的事情经常用 I am sorry to hear that.例如:—— My mother is ill and I have to take care of her. —— I am sorry to hear that.

冉拜凯3920My Unlucky Day!今天是你最不幸运的一天,昨晚因为什么,所以今天早晨起床…起床后发现没有…当你赶到车站时,…;当你跑到学校时,听见老师已经…;在教室里做下后又发现…;吃午饭时又发现没有带 -
卓非亚19391238660 ______ My Unlucky Day Today is my unlucky day! Yesterday, I played too much computer, and when I woke up today, I realized I forgot to do my homework! And when I arrived to the bus station, the bus was already left. So I had to run to school. I was already ...

冉拜凯3920编写程序用递归法实现将一个整数n转化成字符串 -
卓非亚19391238660 ______ #include int myfun( int n, char*p ) { int i=0 if(n>10) { i = myfun(n/10, p ); } *(p+i) = n%10; i++; return i; } main() { int n; char a[20]; printf( ＂input n:\n＂); scanf(＂%d＂,&n); int i=my( n,a); a[i] = '\0'; printf(＂n=%s\n＂,a); getch(); }

冉拜凯3920用英文写国庆假期做了什么作文怎么写
卓非亚19391238660 ______ 不平凡的一天 An Unforgettable Day Late one afternoon, I was on my way home from school. I walked slowly along the street with my head drooped. The scenes on both sides ...

冉拜凯3920My+hand+has+five+little+fingers怎样改成1般疑问句? -
卓非亚19391238660 ______ 答案是: Does yur hand have five fingers ? ☞ ♧手工翻译☀尊重劳动☀欢迎提问☀感谢采纳♧ ☜

冉拜凯3920MY+other+bag+is+chane是什么意思 -
卓非亚19391238660 ______ 估计你所写的是 change+d = changedMy other bag is changed. 我的另一个包不同了.

冉拜凯3920英语作文 my bad morning (60~80字)
卓非亚19391238660 ______ what a bad morning l was so unlucky today!oh ,my god,too bad!! today is my first day to work,this afternoon,i went to work with a happy mood.everything was ok in the afternoon and i sold many things.then,things became bad in the evening,the first ...

冉拜凯3920my+brother+used+to+surf+the+internet+for+ten+or+eleven+hours+ - -----day横线中填甚么?
卓非亚19391238660 ______ 填 a或 every

冉拜凯3920平面lx+my+nz=p与二次曲面Ax^2+By^2+Cz^2=1相切的条件为: -
卓非亚19391238660 ______[答案] 切点M(x0,y0,z0)处满足 lx0+my0+nz0=p Ax0^2+By0^2+Cz0^2=1 二次曲面的法向量和平面的法向量,共线 Ax0/l=By0/m=Cz0/n 根据以上三个条件,设Ax0/l=By0/m=Cz0/n=t 所以Ax0=lt,By0=mt,Cz0=nt 带入第二个式子中, (lx0+my0+nz0)t=pt=1 所以t=...

冉拜凯3920已知x^2+7xy+my^2 - 5x+43y - 24可分解为关于x、y的两个一次因式之积,则m=? -
卓非亚19391238660 ______[答案] 设x^2+7xy+my^2-5x+43y-24=(x+ay+b)(x+cy+d) 比较两边得出 a+c=7.(1) a*c=m.(2) b+d= -5...(3) ad+bc=43..(4) b*d= -24..(5) 联立解得 a=-2 b=3 c=9 d=-8 ,此时 m= -18 或 a=9 b=-8 c= -2 d=3 ,此时 m= -18 总之m= -18