they both are going to the cinema
题目
they both are going to the cinema
or they are both going to the cinema?
汗,1楼,我问的是这两句哪一句对
答案
应为第一句both,neither,either等词与助动词,系动词(像am,is,are)和联系动词(像seem,smell等等)连用时必须放在这些词的前面.(为固定用法)
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
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