一个导体两端电压为6伏时,通过导体的电流是0.3安,导体的电阻是____ 欧,导体两端电压为3伏时,通过导体的电流是____ 安,导体两端电压为0时,导体的电阻是____ 欧,通过导体的电流是____ 安.
—She fly. But plane tickets are very expensive this time of year.
下列有关文言文化常识的解说,有误的一项是( )
- Is he your ____ (brother/sister)?
- Yes. He's my brother. He's ____ (young/old).