初一数、英学题
题目
初一数、英学题
(1)0加1[(-1)-(-7分之3)-(+5)-(-7分之4)]+|-4|
(2)(-2分之1)-5又5分之1 -1+3又4分之1 -4.5+2又3分之1等于多少要过程
What did you doafter schorel yesterstay
提供5个答句
改为疑问句
要工整的
答案
1.I went shopping after school yesterday.
Did you go shopping after school yesterday?
2.I watched a football game after school yesterday.
Did you watch a football game after school yesterday?
3.I played basketball after school yesterday.
Did you play basketball after school yesterday?
4.I visited my grandpa after school yesterday.
Did you visit your grandpa after school yesterday?
5.I did my homework after school yesterday.
Did you do your homework after school yesterday?
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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