题型:选择题 读北半球某地在二分二至日的太阳高度的变化示意图(下图),回答下题。当夏至日该地太阳高度为最大时,下列说法正确的是A.M、N两数之差为470B.我国长城站(62013/S,58058/W)处于日落时分C.我国黄河站(78055/N,11056/E)日影朝向西北D.此后一个半月,该地的正午太阳高度一直小于N 查看答案
题型:单项选择题 共用题干题 男性,5岁,突发脐周绞痛,阵发性,2周前曾呕吐蛔虫3条,哭闹、停止排气2天。查体:温度36.7℃,一般状况可,腹胀不明显,脐周可触及可变形变位条索状团块,轻度压痛,血WBCA.6×109/L。目前应采取的治疗方案是()。A.立即剖腹手术探查B.口服驱蛔灵驱虫C.输液及大量抗生素D.给予解痉剂E.给予大量镇痛药物 查看答案
题型:选择题 Tom Hopper got his work _____ in the filming industry for his film had been crowned best picture at the Oscars.A.to recognizeB.recognizingC.recognizeD.recognized 查看答案