传染性单核细胞增多症患者血清嗜异凝集试验阳性率较高，具有辅助诊断价值，5岁以下小儿阳性率最高。()
参考答案：错
根据各组对话内容，从下面提供的5个选项中选出能填入空白处的最佳选项。
A:I’m sorry to have kept you waiting for so long.
B:()I’ve been killing time by listening to music.
A．Sure. What is it
B．It’s very nice of you to say so.
C．It’s nothing.
D．Have a nice trip!
E．Certainly, Here you are.
县级税务机关纳税服务规范中规定的宣传咨询中的日常宣传包括（）
A.热点难点宣传
B.重点专题宣传
C.税收宣传月宣传
D.办税流程宣传
E.税收政策宣传
