【简答题】It may simply be that the technology is still unfamiliar. While e-readers have taken off in the leisure-reading market, publishers have been slower to jump into the education market. Reasons are diffe...
【判断题】阅读电气控制原理图时,应从电器元件常态位置出发,即电器元件不通电或不受外力作用时的位置出发。
【判断题】集成电路是把二极管、三极管、电阻、电容、电感、电位器等元器件按电路的结构要求制作在一块半导体芯片上,然后封装而成的半导体器件
【简答题】Exercise 6 Fill in the blanks with the words or expressions given. Change the form if necessary. (traditional,leisure ,exception, alive, purchase ,format, convenience, device,confi...
【简答题】E-reading is one of the UK's fastest rising_______________activities — four in ten of those surveyed currently read e-books.A. exceptionB. leisureC. formatD. convenience
【判断题】只有棍棒打击才能形成“中空性皮下出血”()。