howmanyhorsearethere哪里错了

错在 How many horse are there?中horse没有用复数。正确句子是how many houses are there

有多少马

英语中规定：how many加名词复数加are  there?有多少……

比如，有多少苹果

How many apples are there

教室里有多少学生

How many students are there in the classroom��