He ____ basketball after school every day. [ ]
A. play
B. plays
C. is playing
D. played
答案:B
患者男,30岁,农民,因“腹痛、腹泻15d”来诊。排粪4~8次/d,量多,暗红色,有腥臭,肉眼可见血液及黏液,无发热,左下腹隐痛。粪常规:WBC(+),RBC(+++)。
最可能的诊断是()
A.急性菌痢
B.血吸虫病
C.弯曲菌肠炎
D.阿米巴痢疾
E.慢性非特异性溃疡性结肠炎
功率因数表指针在停电后位于()
A.零位置
B.最大位置
C.不固定位置
D.同一位置