情绪和情感的比较,正确的是()
A.情感是生理性的,情绪是社会性的
B.情感更加不稳定
C.情绪表现具有内在性
D.情绪发展在先,情感体验在后
E.情感是情绪的基础
参考答案:D
Parents _____ muchimportance to education. They will do their best to give theirchildren
that priceless gift.[ ]
A. attach
B. pay
C. link
D. apply
如图所示电路,电源电压6V保持不变.若在甲、乙两处分别接入电压表,闭合开关S,甲、乙两表读数之比为1:2;断开开关S,在甲、乙两处分别接入电流表,乙处电流表示数为O.6A,此时,电流表A的示数及R2消耗的电功率分别是( )
A.O.9A 1.8W
B.O.6A 1.2W
C.O.3A O.6W
D.1.8A 3.6W