(单选题)16: 安装熔断器符合哪一种安全技术措施基本原则（ ）。 A: 消除危险源 B: 限制能量 C: 设置薄弱环节 D: 隔离 ...

(单选题)10: 下列说法中，______是正确的。 A: 因我国是联合国常任理事国，所以国际劳工组织大会的一切公约我国都遵守 B: 因我国是国际劳工组织大会的会员国，故国际劳工组织大会的一切公约我国都遵守 C: 因我国是世界卫生组织的成员国，所以国际劳工组织...

(单选题)4: 危险品单位、矿山、建筑施工单位主要负责人安全资格培训时间不得少于______ A: 16学时 B: 32学时 C: 48学时 D: 64学时 ...

(单选题)12: ______he has limited technical knowledge, the old worker has a lot of experience. A: Since B: Unless C: As D: Although ...

(单选题)20: We ______________your terms carefully but______to say that we cannot accept them. A: are studying/regret B: have studied/are regretting C: have studied/regret D: have been studying/will regret ...

(单选题)14: Your brother is very tall. What is his exact ______？ A: height B: length C: size D: breadth ...

(单选题)8: I recognized John____ he entered the room. A: hardly B: the minute C: no sooner D: at once ...

(单选题)2: Her son promised __________ in the bedroom until the baby stopped __________. A: staying, to cry B: to stay, crying C: for staying, to cry D: to stay, to cry ...

(单选题)16: He has an apartment that is _______ to shopping and transportation. A: contest B: convenient C: conflict D: conference ...

(单选题)10: ― My cat is ill. She won’t eat anything. ― ________________. A: You’d better go to the clinic. B: Why not get something to eat? C: I would go on diet if I were you. D: You should take her to the vet. ...