对（）人以上群体性投诉事件，税务机关要立即向本机关负责人报告。
A.3
B.5
C.10
D.15
参考答案：C
When and where to go for the on-salary holiday still _____. [ ]
A. are remained to decide
B. is remaining to decide
C. remain to be decided
D. remains to be decided
下列哪项对鉴别积和聚无意义（）
A.积属血，聚属气
B.积属脏病，聚属腑病
C.积的病程长，聚的病程短
D.积的病位在大腹，聚的病位在小腹
E.积为固定不移，聚为聚散无常
