第12题: [单项选择]How were the police able to prove that Joe had robbed the bank A. The raid had been photographed by hidden cameras. B. The bank teller proved that Joe was the robber, C. Some monitors had been installed nearby. 参考答案:A 答案解析:[解题思路] 本题测试的是文章的细节部分。 [详细解答] “The bank had hidden cameras and the whole raid had been photographe