how many is this bag哪错了

how many is this bag哪错了 How many books is there in yuor school bag?哪错了 How many is this dictionary?哪里错了 How many is seventy and sixty-two?哪错了 介词填空 this bag is different_____that one.many raindrops fall_ which bag is small ,this one or than one?哪错了? How much is this bag of rice?改为同义句：How much ( ）this bag of r Lucy is over there.This is his bag.这句话哪错了,帮我改过来 this black bag is THIS bag is ( ) This bag is mine this is my bag.