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问题
判断题
计算思维主要是计算数学、信息科学和计算机科学的任务,与其他学科关系不大。
答案
参考答案:
错
选择题
— Why didn't you stop her going swimming alone?
— She had left the room _____ I had time to do it.
A. after
B. before
C. till
D. as
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单项选择题
G
-
菌细胞壁含有
A.异染颗粒
B.脂多糖
C.磷壁酸
D.中介体
E.噬菌体
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