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【单选题】
70%(重量比)的酒精,用于橡皮引流片和羊肠线的浸泡消毒至少需多少分钟:
A.
10分钟
B.
15分钟
C.
20分钟
D.
25分钟
E.
30分钟
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参考答案:
举一反三
【简答题】The three types of energies that make up the specific energy, e. include ______, and ______
【简答题】Agency is classified into three types: ordinary agency, general agency and ______.
【判断题】There are three types of authority relations.()
A.
正确
B.
错误
【多选题】Basically, there are three types of computers, they are ___.
A.
mainframe. computer
B.
minicomputer
C.
microcomputer
D.
macrocomputer
【简答题】如图,AA 1 ,BB 1 ,CC 1 不共面,BB 1 //AA 1 且BB 1 =AA 1 , CC 1 //AA 1 且CC 1 =AA 1 . 求证: ABC A 1 B 1 C 1 。
【简答题】答案aa、bb、cc、dd
【简答题】已知共线点(AA′,BC)=(BB′,CA)=(CC′,AB)=-1,求证:(AA′,B′C′)=(BB′,C,A′)=-1.
【简答题】Describe the three main types of language tests.
【单选题】There are three types of volcanoes active volcanoes, dormant volcanoes and ______ volcanoes.
A.
extinguished
B.
extinct
C.
distinct
D.
instinctive
【单选题】已知 f = lambda x,y: x+y,那么表达式 f(3,2)的值为
A.
5
B.
6
C.
0
D.
1
参考解析:
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