the teacher made the boy ( ) his hands because his hands were very dirty.
题目
the teacher made the boy ( ) his hands because his hands were very dirty.
A.washed B.wash C.washes D.to wash
请您解析一下为什么要怎么选,
答案
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
- 一块长方形铁皮,长40厘米,宽30厘米.从四个角各切掉一个边长6厘米的正方形,然后做成一个无盖的盒子.
- You have never care about me.You have never cared about me.这两句都正确吗?为什么?
- 我跟爸爸妈妈去爷爷家过年英语怎么说
- 已知函数y=3cos(2x-π/3)用五点作图法在一个周期内的简图应该怎么画?
- 圆O的两条弦AB,CD互相垂直,AB等于CD.CE等于1,DE等于3,求圆O的半径.
- 春的邀请表达了作者怎样的感情
- 一名员工为你工作7天,回报是一根金条.平均分7段,每天给他一段.只能两次把金条弄断,如何给他发金条?
- 《我家跨上了信息高速路》中,知识的大门敞开是指什么?
- 在直角三角形ABC中,角C=90,BC=6,且sinB=3/5,试分别求出AC,AB的长
- 下列各组词语中,没有错别字的一组是()