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【简答题】英国人胡克（R．Hooke）和荷兰人列文虎克（A．van．Leewenhoke）制造并使显微镜扩大了我们的视野．在用显微镜观察时，如果观察到的物象位于视野的左上方，则应向______移动装片，才能将物象移到视野中央．现在我们知道______是组成生物体的结构和功能单位．
【单选题】根据内容回答题。 Ludwig Van Beethoven Ludwig Van Beethoven， a major composer of the nineteenth century， overcame many personal problems to achieve artistic greatness. Born in Bonn， Germany， in 1770， he first ...
A.
Today his music is still being played all over the world.
B.
Although Beethoven's personality may have been untamed， his music shows great discipline and control， and this is how we remember him best.
C.
When his mother died，Beethoven，then a young man， was named guardian of his two younger brothers.
D.
His life was marked by a passionate dedication to independence.
E.
Because of irregular payments from his publishers and erratic support from his patrons，he was troubled by financial worries throughout his adult life.
F.
In spited of this handicap，however， he continued to write music. __________. 查看材料
【简答题】Van Deemter方程
【简答题】第1题至第10题按词性要求改写单词 translate↣n.
【单选题】根据以下材料，回答题 Ludwig Van Beethoven Ludwig Van Beethoven， a major composer of the nineteenth century， overcame many personal problems to achieve artistic greatness. Born in Bonn， Germany， in 1770， he firs...
A.
In spite of this handicap， however， he continued to write music.
B.
Because of irregular payments from his publishers and erratic support from his patrons， he was troubled by financial worries throughout his adult life.
C.
His life was marked by a passionate dedication to independence.
D.
When his mother died， Beethoven， then a young man， was named guardian of his two younger brothers.
E.
Although Beethoven's personality may have been untamed， his music shows great discipline and control， and this is how we remember him best.
F.
Today his music is still being played all over the world.
【简答题】阅读理解。 Van is Jim's new friend at school. Van comes from a country far away. He doesn't talk like the other children in school. But he can do numbers and draw. The teacher asks Jim to show Van around a...
【简答题】请将下列的科学家和他们在生物学上的贡献进行匹配： A．Antonie van Leeuwenhoek Ⅰ．发布有关软木塞的细胞的论文 B．Robert Hooke Ⅱ．研究植物细胞 C．Dutrochet Ⅲ．提出所有细胞均从存在的细胞而来 D．Brown Ⅳ．精制了镜头和显微镜 E．Ma...
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