【单选题】2岁男孩,发热、咽痛3天,平时易感冒。查体:体温39℃,右颈及颌下各有一个花生米大小淋巴结,有触痛,咽充血,扁桃体肿大,有黄白色分泌物,颈无抵抗,心率130次/分,律齐,两肺未闻啰音,肝肋下2.5cm,脾肋下2.0cm。血红蛋白105g/L,红细胞数3.3×1012/L,白细胞数52×109/L,中性粒细胞杆状0.38,分叶0.40,淋巴细胞0.12,有10%形态较大,核染色质细致的似为幼稚细胞,...
【单选题】定理中的区间是否可以改为半开半闭区间或无穷区间?
【单选题】Besides Howards End, E. M. Forster wrote another famous novel,______.
C.
The History of Henry Esmond
【多选题】对于一个特定正态分布,均数、标准差同时发生变化时,密度曲线图形发生的改变是
【单选题】E.B. White ______.
A.
wrote children's books
B.
wrote for the New Yorker
【单选题】Willa Cather wrote because she found writing ______.
B.
interesting and enjoyable
C.
neither too hard nor too easy
D.
opened up a road to success
【单选题】Who wrote this e-mail?
【简答题】组限是各组 的变动界限,是组与组之间的分界点。
【单选题】The teacher wrote an example on the blackboard to ______the point.