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【单选题】
一个交流RC串联电路,已知U R =3V,U C =4V,则总电压等于()V。A.
7
B.
5
C.
1
D.
12
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举一反三
【单选题】What is the definition of the term 'meritocracy' in the fourth paragraph?
A.
System of government by people of individual ability.
B.
System of government by rich people.
C.
System of inheritance.
D.
System of grading.
【简答题】Answer question: What is the term of lipids in general text books?
【单选题】The inner part of the cylinder is called ( ) .
A.
cylinder jacket
B.
cylinder liner
C.
cylinder cover
【单选题】What is the meaning of the term 'ethics'?
A.
right
B.
right or wrong
C.
good or bad
D.
wrong
【单选题】What is the term of service for this plan?
A.
3 months.
B.
6 months.
C.
9 months.
D.
12 months.
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