【简答题】2018年与2022年世界杯足球赛将分别在“航母”大国俄罗斯(面积1700万平方千米)和“袖珍”小国卡塔尔(面积1.14万平方千米)举办。读两国简图,回答小题。 小题1:两国都具有的优势能源资源是 ( ) A.石油 B.太阳能 C.森林资源 D.煤炭 小题2:近年来,卡塔尔出现外籍人口大量迁入的现象,导致人口增长迅速,其主要原因是 ( ) A.该国气候适宜,环境优美,吸引人们大量涌入 ...
【单选题】下列程序段的输出结果是( )。 int data=0 ; char k=a,P=f ; data=P-k: System.OUt.println(data);
【单选题】Born into a family with three brothers and two sisters, Peter was to value the sense of sharing. [ ]
【单选题】The value chain concept is composed of the following two types of activities:
D.
Technology and support
【单选题】The two old debates are significant because ______.
A.
it has profound value to researchers
B.
it has academic appeal
C.
people's beliefs about human nature can lead to dangerous actions
D.
it forms the basis for our political policies
【单选题】For two independent samples t test, the smaller the P value, ( )
A.
The greater the difference between the two sample means
B.
The greater the difference between the two populations
C.
The smaller the difference between the two sample means
D.
The smaller the difference between the two populations
E.
The greater reason to believe that the two populations are different
【简答题】下列程序段的输出结果是【】。 int n="c"; switch(n++) {default:printf("error");break; case "a": case "A": case "b": case "B":printf("good");break; case "c":case"C":printf("pass"); case "d":case"D":printf("warn"); }
【单选题】以下程序段的输出结果为( ) int j=2; switch ( j ) { case 2: System.out.print( "Value is two. "); case 2+1 : System.out.println( "Value is three. "); break; default: System.out.println( "value is "+j); break; ...
A.
value is two. value is three.
B.
Value is two. Value is three.