Going by bus doesn't cost as much as by plane.句中为什么用much而不是m

Going by bus doesn't cost as much as by plane.句中为什么用much而不是m cost as much as going by car does not costs as much as going by It doesn't cost much 中为什么不用take He doesn't know as much as you.同义句转换 it doesn't cost as as time going by It’s much slower to travel by bus than to travel by plane or does't,as,it,cost,much 连成句子是什么 as...as 等于Linda doesn't drink as much coke as jack 等于?I don' How much does it cost( )bus?A、at B、on C、by请问这道题应该选择哪个选项.为什么选 the train cost 100 times as much as the bike中much是什么意思