猜你喜欢
- 1"Do you know ______?I'm going to see him .""Sorry ,I don't know."
- 2感应电流所受安培力的所在的磁场是原磁场还是感应磁场呢?
- 3多项式3x^3+2mx^2-5x+3与多项式8x^2-3x+5相加后,不含二次项,求m的值.
- 4Dear Sunny travel My family and I want to go on a trip this winter vacation
- 5化简：(1-1/x)÷（x²-2x+1）/x
- 6有4条对称轴的图形一定是正方形．_．（判断对错）
- 7已知点D和E分别是等边三角形ABC上边BC和BA沿长线上的点且BD=AE.证明:CE=DE
- 8怎样鉴别铁丝与铜丝、初三化学题、急!
- 9be good at造句10个~
- 10说明某种道理的成语