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【单选题】
关于正常脐带的描述正确的是
A.
脐带内有1条脐动脉
B.
脐带内有2条脐静脉
C.
脐带平均长约55cm
D.
脐带是胎儿自身血液循环的通道
E.
脐动脉较脐静脉管腔大、薄
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举一反三
【单选题】Please tell the function(s) of the underlined part(s) in each sentence.He found it astonishing how they could accomplish it.
A.
adverbial
B.
real object
C.
complement
D.
formal object
【简答题】He found that he couldn't s_____________ his interest in the job. ( 维持 )
【单选题】初始状态评审一般不包括如下内容( )
A.
辨识组织工作场所中的危险源,进行风险评价及风险控制策划
B.
明确适用于组织的职业健康安全法律、法规和其他要求
C.
评价组织对于职业健康安全法律、法规的遵循情况
D.
组织结构及职业健康安全管理工作的职责和权限
E.
识别现存体系与标准之间的差距
【单选题】In the 1870,s, Marx was already- . He found it important to study the situation in Russia.
A.
on his fifty
B.
at age of fifty
C.
when he fifty
D.
in his fifties
【单选题】液压系统油温升高,使油液的粘度( ) 。
A.
升高
B.
降低
C.
不变
【多选题】现场作业控制工作的内容一般包括( )。
A.
能力需求分析
B.
作业排序
C.
车间订单下达
D.
投入-产出控制
E.
作业信息控制
【单选题】When he returned home, he found the window open and something ______.
A.
to steal
B.
stolen
C.
stealing
D.
miss
【简答题】It was very late at night. An old man came to a small town. He found an inn (小旅馆) and Wanted to slay there for the night. After he went to his room, the owner said to his 41   .'Look at hisbag. There ...
【简答题】什么是活性污泥?什么是活性污泥法?
【单选题】Please tell the function(s) of the underlined part(s) in each sentence. He found it astonishing how they could accomplish it . ·
A.
real object ·
B.
adverbial ·
C.
complement ·
D.
formal object
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