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【单选题】
关于纤维素的结构，下列哪正确的：A.
有α-1，4糖苷键
B.
有α-1，6糖苷键
C.
有β-1，4糖苷键
D.
纤维素中的单糖都是α-D葡萄糖
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皮皮学刷刷变学霸
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【简答题】A．Whether he can apply for the college. B．Some information about the college. C．Whether his friend is in the college. D．Some details about the lessons in the college.
【简答题】主要化学诱变剂的种类、性质和诱变原理是什么？使用中应注意哪些问题？
【简答题】May the first is an important date in the college admission process in the United States．This is the last day for high school seniors to accept or reject offers of admission in the fall．But according ...
【单选题】Which of the following statements is supported by the passage?
A.
The college students have trouble separating good plants from wild grass.
B.
Craftsman's experience is usually unscientific.
C.
The contemptuous (傲慢的) college students will receive nothing from craftsmen.
D.
Traditional practices are as important as experience for the college student.
【简答题】A.The president of the college. B.The art history teacher. C.The Museum of Modem Art. D.The Art History Department.
【单选题】The students are up in arms about the standard of teaching at the college. The underlined part means______.
A.
supporting
B.
angry
C.
curious
D.
care
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