If the square root of t is a real number, is the square root of t positive?(1) t＞0(2) t2＞0

[单选题]The author believes the real cause for the increase of divorces today is that______.A．)people have too many sources of entertainmentB．) people have less internal restraintsC．) people no longer enjoy family life as they did beforeD．)people do not want

[单选题]There are a number of key technologies that will enable LTE Advanced to achieve the high data （ ） rates that are required．（ ） are two of the base technologies that will be enablers．Along with these there a number of other techniques and technologies

[试题]Outline some challenges faced by real-time ETL and describe how to overcome them.简述实时ETL的一些难点及其解决办法。

[单选题]A． great number of _______students said they were forced to practise the piano.A． to questionB． to be questionedC． questionedD． questioning

[单选题]如下函数模板： templateT square(T x){return x*x；} 其中T是（ ）。A．函数形参B．函数实参C．模板形参D．模板实参

[单选题]有如下函数模板:templateT square(T x){return x*x;}其中T是A.函数形参B.函数实参C.模有如下函数模板：template＜class T＞T square(T x){return x*x；}其中T是A．函数形参B．函数实参C．模板形参D．模板实参

[主观题]We didn't know his telephone number, otherwise weWedidn'tknowhistelephonenumber,otherwisewe_____him.(A)wouldhavetelephoned(C)wouldtelephone(B)musthavetelephoned(D)hadtelephoned

[单选题]We didn't know his telephone number, 选择Wedidn'tknowhistelephonenumber,otherwisewe_____him.(A)wouldhavetelephoned(C)wouldtelephone(B)musthavetelephoned(D)hadtelephoned

[单选题]The square in front of the supermarket is so limited that when going there, first of all, you should consider ______your car.A． parkingB． where to parkC． to parkD． where parking

[名词解释] chi-square test