诊断急性胃炎，一般应根据（）.
A.X线钡餐检查
B.胃镜检查
C.临床表现
D.胃液分析
E.胃泌素测定
参考答案：C
Mike came here _____ to see you, _____ after he heard that you had retumed from abroad. [ ]
A. especially; specially
B. especially; especially
C. specially; especially
D. specially; mainly
期限相同的政府债券利率比企业债券的利率低，这是对（）的补偿。
A．信用风险
B．通胀风险
C．利率风险
D．经营风险
