语句result+= i;还可以写成下列哪种形式？ A: esult=+i； B: esult = i+i; C: esult =i+i++； D: esult =result+ i;

var result1,result2; result1 = 5 + "8"; result2 = 5/8; 下面描述正确的是（选两项） A: esult1的值为13 B: esult1的值为58 C: esult2的值为1 D: esult2的值为0.625

esult = 0 for i in range(5): result += i print(result) 输出结果为( )

如果下面try代码块没有发生异常，则控制台的输出为： A: y{ B: wFile("D:/f1.txt").createNewFile(); C: leInputStreamis=newFileInputStream("D:/f1.txt"); D: stem.out.println("result:"+(is.read()>384)); E: .close(); F: catch(Exceptione){} G: esult:true H: esult:false I: esult:false和result:true两种结果都有可能 J: 以上结果都不正确。

The main costs of space exploration ______ the fact that we are set on sending humans, rather than robots. A: esult in B: arise from C: owe to D: ecause of

Production points inside the production possibilities frontie A: are unattainable. B: are attainable only with the full utilization of all resources. C: are associated with unused or misallocated resources. D: esult in more rapid growth.

如果下面try代码块没有发生异常,则控制台的输出为: A: y{ B: wFile("D:/f1.txt").createNewFile(); C: leInputStreamis=newFileInputStream("D:/f1.txt"); D: stem.out.println("result:"+(is.read()>384)); E: .close(); F: catch(Exceptione){} G: esult:true

【单选题】NO 2 、NO 2 - 、NO 2 + 键角大小关系正确的是 。 A. NO 2 > NO 2 - >NO 2 + B. NO 2 + >NO 2 >NO 2 - C. NO 2 - > NO 2 >NO 2 + D. NO 2 + > NO 2 - >NO 2

求定积分[img=179x43]17da65388c0b1ca.png[/img]； （ ） A: log(2^(1/2) + 1)/2 + 2^(1/2)/2 B: log(2^(1/2) + 1)/2 - 2^(1/2)/2 - 1/2 C: log(2^(1/2) + 1)/2 + 2^(1/2)/2 - 1/2 D: log(2^(1/2) + 1)/2 + 2^(1/2)/2 + 1/2

2 + 2 * (2 * 2 - 2) % 2 / 3