It is ten years I lived in Nanjing so I know about what it is like today.A. since; noth

问题补充：

It is ten years I lived in Nanjing, so I know about what it is like today.

A. since; nothing

B. that; everything

C. before; something

D. since; anything

答案：

(答案→)A. since; nothing

B. that; everything

C. before; something

D. since; anything

解析：since 后用延续性动词时意为“自从不作此动作开始” 自从我不住南京十年了，因此我对它现在一无所知。选A