【单选题】All of the following are defeats with the traditional survey in the form. of questionnaires EXCEPT
A.
a restricted range of investigation.
B.
greater cost in administering them.
C.
lack of precision compared with experiments.
D.
difficulty in being confirmed by other kinds of research.
【简答题】假如我国国民生产总值的年增长率为r,计算n年后我国国民生产总值与现在相比增长多少百分比。编写C程序计算公式:p = (1 + r)^n的值,假设r,n的值从键盘输入。 r: 年增长率 n:年数 p:与现在相比的倍数 (1 + r)^n表示(1+r)的n次方 //可以都用pow(x,y)来计算x^y,见课本P366的相关函数介绍。
【判断题】肝性功能性肾衰竭起病时肾并无器质性病变,肾小管功能正常。
【单选题】患者女,52岁。诊断为直肠肛管周围脓肿,手术切开引流后,护士告知患者保持大便通畅,下列描述与此目的无关的是
【单选题】Traditional linguists gave priority to the written form. and took ______as their starting point.
【单选题】Traditional linguists believed that the written form. of language was ______the spoken form.
【简答题】Crosstalk, a traditional form of comic storytelling, is a comeback in China's teahouses and theaters. Audiences can laugh the night away every Saturday at the Qianxiangyi Teahouse in Tianjin, e...
【单选题】下列那种标识为佳能快门优先拍摄模式( )
【简答题】Traditional linguists believe that the ______ form. of language was superior to the spoken form. which was regarded as the corrupted form. of language.