以下程序的输出结果是:a=3.6e-1b=4.2e3print(b-a)
A.4199.64
B. 7.8e2
C. 0.6e-4
D. 4199. 064
以下程序的输出结果是:s1,s2 = "Mom", " Dad"print("{} loves {}" . format( s2,s1)
A. Dad loves Mom
B. Mom loves Dad
C. s1 loves s2
D. s2 loves s1
以下程序的输出结果是:t=" the World is so big,I want to see "s = t[20:21] + ' love '+t[:10]print(s)
A. I love the
B. I love World
C. I love the World
D. love the World
以下程序的输出结果是:a, b,c= 'I ',chr(64) , " you"s=a+b+cprint(s)
A.I @ you
B.l you
C. 14 you
D. l chr(64) you