题目内容

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

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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

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