A+谓+as+原级+as+B 表示： “A和B一样......”
【例】this girl is as beautiful as that one 这个女孩和那个女孩一样漂亮
A+谓(否定)+as/so+原级+as+B 表示“A和B一样不....”
【例】you don\'t eat so much as i你吃的和我不一样多
当as.....as 中间有名词时采用以下形式：as+形容词+a+名词的单数、as+many/much+名词
【例】Lucy is as good a teacher as tom 露西和汤姆都是好老师i can carry as much paper as you can你能搬多少纸，我也能
too+形容词/副词+to do"太....而不能...."形容词/副词+enough+to do "足够...能够..."
