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【单选题】
具有视频对象的交互性的标准是______。A.
MPEG-1
B.
MPEG-2
C.
MPEG-4
D.
MPEG-7
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【单选题】It can be inferred from the passage that______.
A.
fire safety lessons should be aimed at American adults
B.
American children have not received enough education of fire safety lesson
C.
Japan is better equipped with fire facilities than the United States
D.
America's large population accounts for hight fire frequency
【单选题】What is this passage about?
A.
A fire warning.
B.
The new national fire safety campaign.
C.
The fire prevention handbook.
D.
Domestic fire safety.
【简答题】Fire safety in family houses,_______ most fire deaths occur,is different to achieve. A．where B．which C．to which D．from what
【单选题】It can be inferred from the passage that______.
A.
fire safety lessons should be aimed at American adults
B.
American children have not received enough education of fire safety lessons
C.
Japan is better equipped with fire facilities than the Untied States
D.
America's large population accounts for high fire frequency
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