找错:when do your father buy this car
题目
找错:when do your father buy this car
答案
do ----- did
when ( did )your father buy this car?
你爸爸什么时候买的这辆车?
由题意可知,车已经买了,用一般过去式,借助于助动词 did 提问.
祝开心!
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