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【多选题】
可比产品成本降低指标有：()A.
可比产品成本降低额
B.
可比产品成本计划降低额
C.
可比产品成本降低率
D.
可比产品成本计划降低率
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】What can we infer from the conversation?
A.
Alice didn't often visit her parents.
B.
Alice was homesick.
C.
Two of Alice's children were part-time students.
D.
Alice and her family usually visited her parents in summer.
【单选题】人 口 的平均文化程度越高,人 口 出生率就越低,这体现了教育 ( )
A.
可以改变人口质量
B.
可以控制人口数量
C.
可以调整人 l3 结构
D.
可以制约人口迁移
【单选题】What can we infer from the conversation?
A.
Alice was homesick.
B.
Alice didn' t often visit her parents.
C.
Alice and her family usually visited her parents in summer.
D.
Two of Alice' s children were part-time students.
【单选题】Alice non ha una bella voce, altrimenti ( ).
A.
canterebbe
B.
cantarebbe
C.
canta
D.
ha cantato
【简答题】Alice is from England.She is thir.She studies in a high school in Linzhou,Henan.Alice often gets up at about 6:30 on weekdays(工作日).She often has a glass of milk,an egg,and some bread for breakfast...
【简答题】测量精密度反映的是测量结果中 误差的大小。
相关题目：
【单选题】Alice non ha una bella voce, altrimenti ( ).
A.
canterebbe
B.
cantarebbe
C.
canta
D.
ha cantato