题目内容：

We ____ Xiao Li since she was a little girl.
A know B had known C have known D knew 选哪个?为什么?

优质解答

选C.主要考查你对 现在完成时 等考点的理解.因为后面它用了since,“自从她是一个小女孩的时候我就认识了”,所以是完成时
如果把since换成when,“当她还是个小女孩的时候我认识她”,这种情况下就可以用knew替换.
are getting to know是准备认识还没认识呢.