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【单选题】
关于选择结构正确的叙述( )。A.
一次计算可以选择多个方案执行
B.
选择结构中的计算方案可能一个都不执行
C.
选择控制语句本身也是一种功能性语句
D.
选择结构不能与其它结构组合
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【简答题】完形填空 Today is Sunday. Bill, Michael, Judy and I 1 any classes. We go to the zoo to see the 2 with Mr. Green. Mr. Green is our English teacher. He is very 3 to us. We take a bus to the zoo. We want to ...
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