(单选题) According to the passage, the workers can _____ in case of pipeline leaks. ( )(本题1.0分) A.report to the local government B. ask people to leave the leak affected areas C.call 911 D. close valves

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题目内容（桂林理工大学大学英语3）

(单选题) According to the passage, the workers can _____ in case of pipeline leaks. ( )(本题1.0分)
A.report to the local government
B. ask people to leave the leak affected areas
C.call 911
D. close valves

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西安科技大学-概率论与数理统计