词汇	the instruction essence
释义	the instruction essence 教学本质
随便看	is this real? Is this really barroom talk Is this really barroom talk? Is this really his shortcoming Is this really his shortcoming? Is this recompensed by the beautiful jadeI sent Is this reference book of any use to me Is this reference book of any use to me? Is this resolvable though Is this resolvable though,Rafa? Is this resolvable though, Rafa Is this restaurant all right Is this restaurant all right? Is this result you get Is this result you get? is this road is this road? Is this roof completely watertight Is this roof completely watertight? Is this room disengaged is this room disengaged? Is this room disengaged? Is this Room Service Is this Room Service? Is this salty or sweet