慢性子宫颈炎所致的带蒂肿块属于（）
A.炎性假瘤
B.炎性息肉
C.子宫颈腺囊肿
D.感染性肉芽肿
参考答案：B
The police were seeking more information to find out _____ the rich merchant.[ ]
A. who was it that killed
B. who it was that killed
C. it was who killed
D. who was it killed
一种pH是6.8的有机碱在消化道中最好的吸收部位是（）。
A.口腔
B.胃
C.十二指肠
D.小肠
E.结肠
