有很多个人 每个人有一个苹果 是their apple还是their apples
题目
有很多个人 每个人有一个苹果 是their apple还是their apples
是 all of them have an apple
还是 all of them have apples
还是 all of them has an apple
答案
all of them have an apple.或者each of them has an apple.
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