检查电压是否正常,电压波动范围在±()。
A.1%
B.3%
C.5%
D.7%
参考答案:C
需与肠痈鉴别的疾病有()。
A.胃穿孔
B.宫外孕
C.急性胆囊炎
D.右侧输尿管结石
E.黄体破裂
() may be used by racists to refer to Jews.
A. Japs
B. Dagos
C. Polacks
D. Kikes