太阳光的光子在电池里激发电子空穴对，电子和空穴分别向电池的两端移动，如果外部构成通路，就形成电流，产生电压。
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You need to design a connection agreement for Active Directory Connector to synchronize directory information with the subsidiary location. Which two actions should you perform？（）
A. Configure a one-way connection agreement that replicates from the subsidiary’s Exchange 5.5 organization to Active Directory
B. Configure a one-way connection agreement that replicates from Active Directory to the subsidiary’s Exchange 5.5 organization
Configure two one-way connection agreements that replicate between the subsidiary’s Exchange 5.5 organization and Active Directory
D. Configure the connection agreement to replicate all objects
E. Configure the connection agreement to replicate only mailboxes
F. Configure the connection agreement to save deletions in an LDAP Data Interchange Format file
大学生学业成绩考核的原则是（）。
A. 科学性原则、激励性原则、多样性原则、导向性原则、客观性原则
B. 科学性原则、激励性原则、多样性原则、导向性原则
C. 科学性原则、激励性原则、多样性原则
D. 科学性原则、激励性原则
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