【简答题】Task-based Reading. Louis Braille was born in Coupvray, France. He was a very small child. Unluckily, at the age of four, he became blind by accident. Louis began attending school in his town when he ...
【简答题】已知 y=f ( x )是奇函数,且 f ( 3)=7 ,则 f ( -3 )= . 2.已知 y=f ( x )是偶函数,且 f (- 2 )=10,则 f ( 2 )= . 3.已知 y=f ( x )是偶函数,且 x > 0时, y=f ( x )是增函数,则 f ( -3 )与 f ( 2.5 )中较大一个是 .
【单选题】已知对任意的x、y∈R,都有 ,且f(0)≠0,那么f(x) ( )
【单选题】我国古代的《张丘建算经》中有这样一道著名的百鸡问题:“鸡翁一,值钱五;鸡母一,值钱三;鸡雏三,值钱一。百钱买百鸡,问鸡翁、母、雏各几何?”其意为:公鸡每只5元,母鸡每只3元,小鸡3只1元。用100元买100只鸡,问公鸡、母鸡和小鸡各能买多少只?
代码如下,按要求在空白处填写适当的表达式或语句,使程序完整并符合题目要求。 #include "stdio.h" int main() {
int...
A.
第7行: y=33 第9行: z = 100 – x - y 第10行: 5*x + 3*y + z3.0 == 100
B.
第7行: y=33 第9行: z = 100 – x - y 第10行: 5x + 3y + z3.0 == 100
C.
第7行: y=33 第9行: z + y + x = 100 第10行: 5*x + 3*y + z3.0 = 100
D.
第7行: y33 第9行: z = 100 – x - y 第10行: 5*x + 3*y + z3.0 = 100
【多选题】Task 2 Louis is phoning Edison to have a further discussion about the mode payment. Listen to the conversation and match the people with the correct information. 2. Louis:
A.
plan to import boards from Vision Electronics
B.
prefer D/P as the mode of payment
C.
decide to arrange for the shipment after receiving the fax
D.
put forward the solution of paying by M/T
E.
a little hesitant because M/T takes longer time than T/T
【简答题】请为下面的程序设计符合判定覆盖的测试用例。 int main() { int a,b,c,x,y,z,t; scanf(“d%,d%,d%”,&a,&b,&c,&t); if a>5 && t10 y=20 else y=2; if c>15 z=30 else z=3; printf(“d%,d%,d%/n”,x,y,z) }
【多选题】在平法中关于梁集中标注的内容规定描述正确的是()
【多选题】Louis
A.
plan to import boards from Vision Electronics
B.
prefer D/P as the mode of payment
C.
put forward the solution of paying by M/T
D.
decide to arrange for the shipment after receiving the fax
E.
a little hesitant because M/T takes longer time than T/T