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【单选题】
下列不能作为传染源的是（）A.
受污染的食物
B.
传染病病人
C.
受感染的动物
D.
病原携带者
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反馈参考答案：
举一反三
【单选题】对舷侧为横骨架式的首尖舱区域，其加强方法有（） ①设置垂向间距不大于2m的强胸横梁 ②在强胸横梁处设置舷侧纵桁 ③设置升高肋板 ④肋骨间距应取1.0m
A.
除④
B.
除①
C.
①~④
D.
除③
【简答题】The woman has asked the kid to ________
the grass.A. keep
away B. keep
off C. keep
out D. keep in
【单选题】The man has asked the woman to come here late in the day because ________.
A.
he wants to see the woman act as a waitress for half an hour or so
B.
he wants to invite her to try the food in the restaurant
C.
the restaurant is short of hands in the evening
【单选题】The woman has asked the kid to the grass.
A.
keep away
B.
keep off
C.
keep out
D.
keep in
【单选题】How does the woman interpret the fact that the man was asked to help his colleagues with their work?
A.
He never knows how to refuse.
B.
He is always ready to help others.
C.
His boss has a lot trust in him.
D.
His boss has no sense of fairness.
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