选择 He told me that he____ by a falling tree.
题目
选择 He told me that he____ by a falling tree.
He told me that he____ by a falling tree.
A has been hurt
B had been hurt
C was hurting
D hurts
答案
B had been hurt
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