题目

如图所示电路中，电源E的电动势为3.2V，电阻R的阻值为30Ω，小灯泡L的额定电压为3.0V，额定功率为4.5W，当电键S接位置1时，电压表的读数为3V，那么当电键S接到位置2时，小灯泡L的发光情况是 A．有可能被烧坏     B．正常发光    C．正常发光略亮      D．很暗，甚至不亮   答案：DThe teacher used to stay up deep into the night.________, he made himself ill. [     ]A. However  B. EventuallyC. Moreover  D. Also