单项选择题
下列科学家中，对揭示蛋白质α-螺旋结构做出显著贡献的是( )。
- A．D．E．Atkinson
B．J．B．Sumner
C．H．A．Krebs
D．L．C．Pauling
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Directions: For this part, you’re required to write a composition on the topic "Getting to Know the Society". You should write at least 120 words, and your composition should be based on the outline given in Chinese below and write your composition on the Answer Sheet.1.大学生了解社会的必要性;2.了解社会的途径(大众媒体、社会实践活动等);3.我在这方面是怎样做的。 -
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单项选择题
Why might Irving’s literary ability have been surprising to the English
A．They feared competition from American writers
B．They did not expect the United States to produce good writers
C．They disapproved of the language American writers used
D．They thought of theUnited States as a purely commercial power
