诊断慢性胃炎最可靠的依据是()
A.慢性上腹部疼痛
B.胃酸常降低
C.X线钡餐检查
D.胃脱落细胞检查
E.胃镜检查及胃黏膜活检
参考答案:E
The teacher made him ______ the word five times. [ ]
A. write
B. to write
C. writing
D. writes
髂棘间径的正常值为()
A.23~26cm
B.25~28cm
C.18~20cm
D.28~31cm
E.8.5~9.5cm