【单选题】— Mary had an accident on her way to home yesterday. — ? She is always careful.
【单选题】Mary had an .She has been knocked down by a taxi.
【简答题】Mary had an_____; she's been knocked down by a taxi. A) B) occurrence C) accident D) incident
【单选题】Mary had an _________ ; she's been knocked down by a taxi .
【简答题】跳高的成绩用公式为H=H1+H2-H3,各指的是什么内容?
【单选题】患者,女性,32岁,近日来发热,腰痛伴尿急、尿频、尿痛,查尿白细胞25个/HP。多饮水对于此病的用途是
【单选题】患者,女性,32岁,近日来发热,腰痛伴尿急、尿频、尿痛,查尿白细胞25个/HP。如何预防该病