将一小灯泡装在3V电源上,正常时小灯泡电阻为6Ω,则流过小灯泡的电流应是()。
A、18A
B、9A
C、3A
D、0.5A
参考答案:D
He kept a notebook, in which ______ the telephone number and email addresses of his friends. [ ]
A. wrote
B. have written
C. was written
D. were written
该房地产开发公司的性质可以分( )。
A.股份有限公司
B.有限责任公司
C.无限公司
D.两合公司