【单选题】Tom ______ after he looked at the bike carefully.
A.
returned the bike to the shop owner
B.
didn't find a lamp on the bicycle
C.
showed the bike to the shop owner
D.
bought the bicycle at once
【单选题】有一天,一位清洁员在火车上休息,看到风吹着灰尘到处跑,他灵机一动,将此过程返过来,设计发明了吸尘器。他的这一创新过程体现了检核表法中的哪个项目
【单选题】有一天,一位清洁员在火车上休息,看到风吹着灰尘到处跑,他灵机一动,将此过程颠倒,设计发明了吸尘器。他的这一创新过程体现了检核表法中的哪个项目
【单选题】有一天,一位清洁员在火车上休息,看到风吹着灰尘到处跑,他灵机一动,将此过程返过来,设计发明了吸尘器。他的这一创新过程体现了检核表法中的哪个项目( )?
【单选题】有一天,一位清洁员在火车上休息,看到风吹着灰尘到处跑,他灵机一动,将此过程返过来,设计发明了吸尘器。他的这一创新过程体现了检核表法中的_____项目
【判断题】大数据有5个特点:大量、高速、多样、高价值密度、真实性。
【单选题】He found out the proper answer after thinking carefully.
【单选题】He was breathing ______ after the relay race.