He's a fashion designer who's always swum against the stream;his work is very ________.
A:original
B:ridiculous
C:contemporary
D:abnormal
孔子和亚里士多德是东西方的先哲,他们的共同点不包括( )
小龙背着质量为25kg的实验器材从实验楼的一楼上到三楼,又沿着走廊水平走了5m到达实验室.每层楼高3m,小龙对实验器材做功____ J.若在搬运实验器材的整个过程中小龙总共做功4500J,则小龙自身体重____ kg.(g=10N/kg)
Touch your mouth.