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【单选题】
The author gave an example in the third paragraph in order to______．A.
emphasize the need to place a stronger value on national cooperation
B.
explain why the American idea has been based on individual freedom
C.
illustrate the fact that Americans will not sacrifice their personal interest for the good of the entire country
D.
support the idea that Americans needs the spirit of national cooperation to achieve important national objectives in the 21st century
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举一反三
【单选题】The specific DNA sequences to which the transcription factors bind are referred to as _____
A.
replication elements
B.
blocking factors
C.
transcription factors
D.
regulatory elements
【简答题】特定要素模型(specific factors model)
【单选题】In the specific factors model, labor is defined as a(an)
A.
mobile factor.
B.
specific factor.
C.
fixed factor.
D.
variable factor.
E.
intensive factor.
【单选题】In the specific factors model, labor is defined as a(an)
A.
variable factor.
B.
specific factor.
C.
fixed factor.
D.
mobile factor.
E.
intensive factor.
【单选题】In the specific factors model, which of the following is treated as a specific factor?
A.
land
B.
food
C.
cloth
D.
technology
E.
labor
【单选题】In the specific factors model, which of the following is treated as a specific factor?
A.
food
B.
land
C.
labor
D.
technology
【单选题】In the specific factors model, which of the following is treated as a specific factor?
A.
capital
B.
labor
C.
cloth
D.
Food
E.
technology
【单选题】In the specific factors model, which of the following is treated as a specific factor?
A.
Land
B.
Labor
C.
Cloth
D.
Food
E.
Technology
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