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【单选题】
脂溶性维生素吸收障碍可引起下列哪种疾病：A.
脚气病
B.
癞皮病
C.
坏血病
D.
恶性贫血
E.
佝偻病
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反馈参考答案：
举一反三
【单选题】03-91 (2)电梯限速器应在轿厢速度大于等于( )时动作。
A.
额定速度
B.
105%的额定速度
C.
110%的额定速度
D.
115%的额定速度
E.
120%的额定速度
【单选题】按照我国《钢质海船入级及建造规范》规定, 在一般情况下均装有应电源。
A.
客船和500总吨以上的货船
B.
大型客船和1000总吨以上的货船
C.
客船和1000总吨以上的货船
D.
所有的海上船舶
【单选题】–Have you considered ______the job as a teacher? --Yes. I like it because a teacher is often considered ____a gardener.
A.
to take; to be
B.
to take; being
C.
taking; being
D.
taking; to be
【单选题】What does a firm depend on if it wants to develop and not to be thrown out of the markets? You may say the firm should have some advantages of its own to stand still in the fierce competitive battle f...
A.
They hire people with the least possible money regardless of their skills.
B.
They see skill gaining as their employees' own business.
C.
They prefer to hire self-trained workers.
D.
They only hire skilled workers because of keen employment competition.
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