直方图的平均值与规范的中心重合,说明此组数据的分布非常理想。()
参考答案:错
男,25岁,高热40℃,伴全身充血性皮疹,乏力,全身酸痛,左腹股沟处见一椭圆形焦痂,4mm大,周围有红晕,同侧腹股沟淋巴结肿大。首先考虑的诊断应是()
A.恙虫病
B.地方性斑疹伤寒
C.流行性斑疹伤寒
D.钩体病
E.炭疽
根据汉语意思完成下列译文。
1. 他们准备在武汉建一座地铁.
They are going to _____ a _____ in Wuhan.
2. 我打算退休后去一个美丽而宁静的地方.
I'm going to _______ ________ quiet and beautiful.
3. 两名运动员同时到达终点.
Two runners got to the finishing line _______ the ______ time.
4. 我确信他昨天生病了.
I _____ ______ that he was ill yesterday.
5. 我打算搞一次画展,为自己存一些钱.
I'm going to _______ an exhibition and ______ some money for myself.