each ——should clean up a bit of the school yard.students/student/a student/ another students
题目
each ——should clean up a bit of the school yard.students/student/a student/ another students
答案
你好,应该填 student .
each +单数可数名词
each student 每一个学生
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