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【单选题】
– I don’t think we’ve met before. – Yes, once at a party. But we .A.
didn’t introduce
B.
weren’t introduced
C.
weren’t introducing
D.
haven’t introduced
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反馈参考答案：
举一反三
【单选题】____ is a machine by which electrical energy is transformed into mechanical energy.
A.
An electric motor
B.
A main switchboard
C.
An alternator
D.
A diesel engine
【单选题】Assume that in 1990 there were 3,000,000 fourth-graders in the United States. How many fewer of those 3,000,000 students used a computer in school at least once a week in 1994 than in 1990?
A.
100,000
B.
250,000
C.
500,000
D.
600,000
E.
750,000
【单选题】某商场计划 4 月份销售利润比 3 月份提高 2 %,实际却下降了 4 %,则销售利润计划完成程度为 ( )
A.
-2%
B.
92.2％
C.
105 ． 1 ％
D.
94.12%
【单选题】党的各级委员会实行集体领导和个人分工负责相结合的制度，凡属重大问题都要按照( )的原则，由党的委员会集体讨论，作出决定。
A.
集体领导、民主集中、个别酝酿、会议决定
B.
个别领导、民主集中、个别酝酿、会议决定
C.
个别领导、民主集中、集体酝酿、会议决定
D.
集体领导、民主集中、集体酝酿、会议决定
【单选题】is a machine by which mechanical energy is transformed into electrical energy.
A.
An electric motor
B.
An alternator
C.
A fresh water generator
【单选题】The Fourteenth Amendment to the United States Constitution, ratified in 1868, prohibits state governments from denying citizens the 'equal protection of the laws'. Although precisely what the framers ...
A.
By presenting a list of specific rights, framers of the Fourteenth Amendment were attempting to provide a constitutional basis for abroad judicial protection of the principle of equal citizenship.
B.
Interpreters of the Fourteenth Amendment have not reached consensus with regard to what its framers meant by the equal protection clause.
C.
Not until after the Second World War did the Supreme Court begin to interpret the Fourteenth Amendment in a manner consistent with the principle of equal citizenship that it ex- presses.
D.
The framers of the Fourteenth Amendment were aware that the phrase 'equal protection of the laws' had broad implications.
【单选题】___is a machine by which electrical energy is transformed into mechanical energy.
A.
An alternator
B.
Diesel engine
C.
An electric motor
D.
A main switchboard
【单选题】____is a machine by which electrical energy is transformed into mechanical energy.
A.
an alternator
B.
An electric motor
C.
A diesel engine
D.
A switchboard
【单选题】（） is a machine by which electrical energy is transformed into mechanical energy.
A.
An alternator
B.
An electric motor
C.
A diesel engine
D.
A main switchboard
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