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
— Why have you come to work on foot today?
— Well, my bike ______ and I hate taking a crowded bus.
A. has been repaired
B. is repairing
C. will be repaired
D. is being repaired
写好市场调研报告的要素包括()
A.必须掌握符合实际的丰富确凿的材料。
B.要对人民有感情,对事业、对真理有追求。
C.对于获得的大量的直接和间接资料,要细致的辨别真伪,找出内在规律性。
D.用词力求准确,文风朴实。