此病例处于
A.早期B.晚期C.实变期D.消散期E.亚临床期
参考答案:C
解析: 本病例处于大叶性肺炎的实变期(即病理的红色肝样变或灰色肝样变期)。
If only he _______ quietly as the doctor instructed, he would not suffer so much now.
A.lies
B.lay
C.had lain
D.should lie
简述毒理学现代定义。