how much后面接are还是is，取决于are或者is后面的名词是单数还是复数。如果后面是单数，就用is，如How much is it。如果后面是复数，就用are，如How much are those?
how much意思是多少钱。
双语例句：
She had reservations about how much influence she could bring to bear.
牛津词典
The vexed question of exactly how much money the government is going to spend.
关于政府到底将花多少钱的这样一个争论不休的问题。
The headmistress made a speech about how much they would miss her.
女校长发言说大家会非常怀念她。
He hasn't the least idea of how much it will come to.
他对总共要花多少钱一无所知。
You need to understand how much sun your skin can tolerate before it burns to a frazzle.
你需要了解你的皮肤在被晒伤之前能承受多少日晒。
