【多选题】To make cooperative learning a success, there must be some kind of "glue" that holds the group together. Group members .
A.
must feel they need one another and want to help each other learn
B.
must have a personal stake in the success of the group
C.
must have the skills necessary to make the group work effectively must have the skills necessary to make the group work effectively
D.
can regularly analyze the group's strengths and weaknesses to make adjustments as needed
【判断题】Esprit de corps isused to mean roughly an accomplished work group.
【单选题】To make coopperative learning a success, there must be some kind of "glue" that holds the group together. Group members .
A.
must feel they need one another and want to help each other learn
B.
must have a personal stake in the success of the group
C.
must have the skills necessary to make the group work effectively
D.
can regularly analyze the group's strengths and weaknesses to make adjustments as needed
【判断题】调节器中加上适当的微分作用,则反馈控制系统的稳定性提高,动态偏差变小。
【单选题】材料的孔隙率增加,特别是开口孔隙率增加时,会使材料的( )。
【判断题】在空调工程中,常采用射流的质量平均流速。( )
【多选题】To make cooperative learning a success, there must be some kind of "glue" that holds the group together. Group members _____ .
A.
must feel they need one another and want to help each other learn
B.
must have a personal stake in the success of the group
C.
must have the skills necessary to make the group work effectively
D.
can regularly analyze the group's strengths and weaknesses to make adjustments as needed
【单选题】以上各项中,依据前后配穴法取穴的是( )
【单选题】材料的孔隙率增加,特别是开口孔隙率增加时,会使材料的 ( ) 。