皮皮学，免费搜题
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【判断题】
由于观看了电视剧《急诊科医生》,医生遭到患者家属的暴打,就认为 “现在医生是一种危险性职业”,从而在职业选择上排除了医生,这是一种“非理性观念”。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】Who volunteered to clean up the oil
A.
Business people, storekeepers and students
B.
Storekeepers, reporters and business people
C.
Farmers, scientists and teachers
【简答题】innovation
【单选题】Who volunteered to clean up the oil?
A.
Businessmen, storekeepers, students and others.
B.
Storekeepers, reporters, businessmen, and others.
C.
Farmers, scientists, teachers and others.
D.
Scientists, technicians, businessmen and others.
【单选题】— The floor is clean and dry now. Who _______? — Sorry, I don’t know.
A.
mopped it up
B.
has mopped it up
C.
has mopped up it
D.
mopped up it
【单选题】Your bedroom is very dirty. You must _____. [ ]
A.
clean up it
B.
clean it up
C.
clean them up
D.
clean up them
【单选题】已知某单能射线在钢中的半价层为3mm,则该射线在钢中的吸收系数为( )。
A.
0.231cm
B.
2.31cm-1
C.
2.079cm
D.
0.00231mm-1
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