皮皮学，免费搜题
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【多选题】
（ ）等方法属于成本计算的基本方法。A.
品种法
B.
分批法
C.
分步法
D.
分类法
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】— How can I tell one tree from another? — You can mostly tell them by the ______ of their leaves. [ ]
A.
shape
B.
size
C.
age
D.
color
【单选题】The passage wants to ______.
A.
tell patients what they can do and what they can't
B.
tell people when they can visit patients and when they can't
C.
give patients guidelines on how to treat their illnesses
D.
give people ideas on how to treat their illnesses
【简答题】请写出创建sound类的完整代码?
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