英语题啦,快啦,在线等哦
题目
英语题啦,快啦,在线等哦
1.His ball is (white)用括号部分提问.2.English,good,that,sounds,book.(连词成句)
3.We have(three dictionaries)用括号部分提问.4.He has a pencil case.(改为复数句)
答案
1.What colour is his ball?
2.That English book sounds good.
3.What do you have?
4.They have pencil cases.
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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