题目内容：

who makes me happy.
it makes me happy.
A good friend is someone who makes me happy.
这里没有单三啊 为什么是makes

优质解答

A good friend is someone who makes me happy.这句话中,who指代someone.所以它是不是单三要看someone是不是.而someone是单三.因为someone的意思是"某一个人".另外,如果在问句Who makes happy?(谁让你高兴?)中,who应...