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【单选题】
患者男性，3岁，因“上前牙牙面变黑”来诊。有长期用奶瓶喂养史。口腔检查：乳牙列，上颌两侧乳中切牙和乳侧切牙唇面及近远中邻面龋损，龋损波及牙本质，探诊质软，部分区域呈黑色，冷、热刺激反应正常，牙龈未见异常，松动度正常，余牙未见明显异常。最可能的诊断是（）A.
奶瓶龋
B.
色素沉着
C.
牙髓炎
D.
根尖周炎
E.
静止龋
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【单选题】海因里希把工业伤害事故的发生、发展过程描述为具有一定因果关系的事件的连锁发生过程,其认为,事故的发生是由于人的不安全行为和物的不安全状态,请问这里人的不安全行为和物的不安全状态,属于风险三要素中的
A.
风险源
B.
风险因素
C.
风险事件
D.
损失
【单选题】海因里希把工业伤害事故的发生、发展过程描述为具有一定因果关系的事件的连锁发生过程。请问在风险管理中,这种过程我们称为
A.
风险因素
B.
风险事件
C.
损失
D.
风险链
【判断题】In 1945, Fleming, Chain and Florey were awarded the Nobel Prize in Medicine for the discovery of penicillin.
A.
正确
B.
错误
【判断题】In 1945, Alexander Fleming alone was awarded the Nobel Prize in Medicine for the discovery of penicillin.
A.
正确
B.
错误
【简答题】In England, people often talk about the weather because they can experience (经历) several seasons in one day. In the morning the weather is warm just like in spring. An hour later black clouds come and...
【单选题】Which is not a change in modern society in the US according to the writer of the second passage?
A.
Women’s traditional roles.
B.
The living standards.
C.
The home environment.
D.
The insights into space.
【单选题】Every time_____ they met, they would talk several hours together about all of the situations_____ appear in the working world. [ ]
A.
that; when
B.
when; where
C.
which;what
D.
/; that
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