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28． Who are worried about hackers in the story

2022-08-06 08:24:56 问答库阅读 177 次

问题详情

28． Who are worried about hackers in the story？
A． Johnny"s parents．
B． School headmasters， teachers and the police．
C． The police．
D． School headmasters and teachers．

参考答案

正确答案：B
28．B[解析】由第三段第四句可知。