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If there’s a leak, the first thing to do is to ______ the gas supply
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If there’s a leak, the first thing to do is to ______ the gas supply
A、break off
B、shut off
C、turn down
D、get down
时间：2021-09-06 20:21
关键词：
弘成
中北大学
大学英语1
答案解析
B
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