下列不属于食品卫生监督性质的是（）
A.行政性
B.强制性
C.规范性
D.很强的技术性
E.实时性
参考答案：E
Not only his parents but also his elder brother _____ to the Summer Palace. They haven’t been back yet.[ ]
A. have been
B. have gone
C.has gone
D. has been
根据诊断者的主观感知判断，如肿物的大小、硬度，属于诊断试验的哪种指标（）
A.客观指标
B.主观指标
C.半客观指标
D.以上都不是
