试题与答案

动量矩定理

题型:名词解释

题目:

动量矩定理

答案:

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题型:选择题

下列各组实验中,反应最快的是[ ]

 反应温度 Na2S2O3体积(mL)浓度(mol/L) H2SO4体积(mL)浓度(mol/L) H2O体积(mL)

A. 10       10 0.2           10 0.2        0

B. 10       5 0.1            5 0.1        10

C. 30       5 0.1            5 0.1        10

D. 30       5 0.2            5 0.2        10

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题型:填空题
用方框中所给单词的适当形式填空,使短文完整正确。(每个单词限用一次)
read, from, movies, festival, held, sound, action, special, as, show
     The Chicago International Children's Film Festival is the largest festival of films for children in North
America.The 27th Chicago International Children's Film Festival will be _ l__ on October 22, 2010.Two
hundred and twenty-five movies    2  _ forty countries will be on 3. There are many kinds of movies, like
    4    movies, documentaries and comedies.Some movies are kids' works(作品).The    5    are all good
and new.
     Every year, 25, 000 children, adults and educators from Chicago join the    6    . The kids are from
three to sixteen years old. For kids at the age of three to five, they have    7  _ movies for them to see.
They are known    8    "My first movies. "
     Professional actors will    9    the English subtitles (字幕) aloud for programs for kids eight years old
and  under. The __10__ from the film will be audible(听得见) while subtitles are read.
     The festival is at Facts Cinema.You can call 773 -281 - 9075 for other things.
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题型:单项选择题

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A.急性早幼粒细胞白血病

B.急性粒细胞白血病

C.急性单核细胞白血病

D.急性红白血病

E.急性淋巴细胞白血病

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