选择适当词填空
题目
选择适当词填空
1.The family usualy goes to the park togeter _____Sunday afternoon.(1.at 2.in 3.on 4.for)
2.people should always be ___each other.( 1.friendly 2.friendly with 3.friendly for 4.friendly to)
3.we usually do ___homework together.(1.our 2.us 3.we 4.ours)
答案
1.on
2.friendly to
3.our
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
最新试题
热门考点