the old man has two sons,____work in shanghai A.both of which B.both of whom C.both of them D.that
题目
the old man has two sons,____work in shanghai A.both of which B.both of whom C.both of them D.that
答案
选B,由于一个句子只能有一个谓语所以这是一个一个从句;在提到上半句的两个儿子时需要用代词,人用who,由于of是介词所以一般用whom
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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