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【单选题】
( )不是一般的供应或供给,而是门到门服务性的供应A.
仓储
B.
运输
C.
配送
D.
保管
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【简答题】Depression is a life-threatening disorder that seems to be triggered by stress, hormones, genetic glitches, medical conditions, medication, and maybe even the kitchen sink. Its onset is predicted by i...
【简答题】完形填空：通读短文，掌握大意,然后从所给的4个选项中选出一个最佳答案。 Johnny Sylvester, eleven years old, was in bed in the hospital. A few days ago, when he was 1 in a football , he fell and his head hit the ground. The doctors t...
【简答题】完形填空。 Johnny Sylvester, eleven years old, was in bed in the hospital. A few days ago, when he was 1 in a football , he fell and his head hit the ground. The doctors thought he might never get well...
【简答题】用 可以准确测量水的温度。
【简答题】完型填空。 John,11 years old, was in bed in hospital. Several days before, while he was 1 in a baseball , he fell and hit his head. The doctors believed that he might 2 get well. 'He seems to have give...
【简答题】完形填空。 Johnny Sylvester, eleven years old, was in hospital. Several days before, 1 he was playing in a football , he 2 and his head hit the ground. The doctors believed that he might never get well...
【单选题】以下属于相对安全观的是( )
A.
无危则安,无损则全
B.
安全指没有危险、不受威胁、不出事故
C.
安全意味着可以容许的风险程度,比较地无受损害之忧和损害概率低
D.
所谓安全系指判明的危险性超过允许限度
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