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【单选题】
探索生长素类似物促进扦插枝条生根的最适浓度的实验中，有关操作合理的是 [ ]A.
浸泡法处理扦插枝条最好在强光下进行
B.
先设计一组生长素类似物浓度梯度比较小的预实验进行探究
C.
不设置用蒸馏水处理扦插枝条的对照组
D.
枝条处理的时间长短应该一致
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皮皮学刷刷变学霸
举一反三
【单选题】Follow Reporting Structure : During the course of your employment, follow the reporting structure when reporting a problem or bringing up a new idea, starting with your immediate supervisor and moving...
A.
risk losing your present job
B.
have to take a training course
C.
be considered as unprofessional
D.
be transferred to another department
【简答题】No matter which job we take, ____________________________ ___________ (我们都要靠自己的能力去工作). (on sb’s own account)
【简答题】Follow Reporting Structure: During the course of your employment, follow the reporting structure when reporting a problem or bringing up a new idea, starting with your immediate sukpervisor and moving...
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