单选题 ______ you have been in this school for some time, please tell me what you think of it.
【正确答案】 A
【答案解析】now that意为“既然……”,其后接原因状语从句,与since用法相似。B,D选项不符合本句结构,C选项不符合本句意思。该句意为“既然你来到这所学校已有一段时间了,请告诉我你对它的看法”。