题目内容

对于露天临时停放爆破器材，以下规定正确的是________。
A 须经安全保卫部门和当地公安机关批准
B 爆破器材应有人严加看管，昼夜有人巡逻警卫
C 应直接堆放在地上
D 爆破器材场地应选择安全的地方，悬挂醒目标志(白天挂红旗，晚上挂红灯)

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创业企业在申请注册商标后，应自己使用到实际商品和服务商去，不能许可他人使用并收取费用。()

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But falling into the hands of the gangs is a terrifying thing. Immigrants may face severe punishment if they fail to satisfy the demands of their contracts. 49. That, perhaps, explains the desperation of the Chinese illegals who sweat it out in restaurants, garment factories and dry-cleaning establishments for as little as $ 2 an hour. One garment clothes making district employee, for ex- ample, who worked 36 hours straight, was deprived of pay for taking a one hour nap. Non-payment of wages is widespread. "They are slaves, pure and simple," says a U. S. immigration official. "Many end up in bondage like slaves, forced to become gang enforcers or drug carriers."
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煤矿井下爆破装药前和爆破前，在爆破地点20m以内，有_________、其他物体堵塞巷道断面三分之一以上的，不应装药、爆破。
A 矿车
B 未清除的煤
C 未清除的煤矸
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C 提高装药量
D 预拉底