not as.as 不如,不及句型：A＋v.（包括be动词和行为动词）＋not as +形容词和副词的原级＋as+B（A和B指人） I'm not as tall as you. 我比你矮；我没有你高Jack doesn‘t run as fast as Tom.杰克比汤姆跑得慢；杰...