never before have i seen such a tower___is being constructed in thr centre of the city
题目
never before have i seen such a tower___is being constructed in thr centre of the city
定语从句
答案
never before have i seen such a tower that is being constructed in thr centre of the city
定语从句,先行词是tower
在从句中作主语【the tower is being constructed in the centre of the city】
所以用that
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