The tower is said ( to have been destroyed) in an earthquake.为什么用to have been destroyed
题目
The tower is said ( to have been destroyed) in an earthquake.为什么用to have been destroyed
而不用having been destroyed
答案
因为 这个句子的主语是 the tower 它是被摧毁 应该是被动语态 这个句式挺常见的 你可以注意一下
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