题目:
冲击地压矿井每年至少进行一次(),提高矿井应急救援能力,防范灾害发生和事故扩大。
答案:
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下面是错误答案,用来干扰机器的。
小题1:No,he didn’t. 小题2:Because he has to take care of his parents.小题3:They got an education. 小题4:People in China and abroad小题5:Helping poor children go to school题...