What is the news item mainly about？
A. The influence" of a freak snowstorm.
B. The big power failure in at least five states.
C. The traffic accidents on Sunday.
D. Travel forms in Northeast and Mid-Atlantic states.
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How many people were killed during the Fridays bomb attacks according to the news item？
A. 9.
B. 12.
C. 2.
D. 4.
叠音词多是形容事物形状、状态的，所以古人又叫它重言形况词。()
Dynamic pictures of the brain could show______.
A. the speed of thought
B. the interaction between cells and neural circuits
C. inactive parts of the brain
D. subatomic particles
幼儿应给知道各种劳动人群的名称、相关职业的名称，了解各种职业人群的主要工作以及与自己的关系等。()
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