The second paragraph is meant to show that
A. Martin Eden enjoyed reading books of different themes.
B. Martin Eden began to encounter different new ideas.
C. Martin Eden didn"t have very efficient learning method.
D. Martin Eden was a hardworking and modest person.
渗透泵片处方中的渗透压活性物质是
A. 醋酸纤维素
B. 氯化钠
C. 聚氧乙烯(分子量20万～500万)
D. 硝苯地平
E. 聚乙二醇
Why did Martin Eden begin to read heavily？
A. Because he needed to learn how to sow on the fallow land.
Because he meant to test if his eyes were very strong.
C. Because he was concerned about some abstract thoughts.
D. Because he had strong desire to learn some knowledge.
关于热压灭菌法灭菌可靠性的控制指标是
A. D值
B. F0值
C. F值
D. Z值
E. N1值
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