How many books are there here?这句话有语法错误么?

how many books are HOW MANY BOOKS ARE THERE how many books are there 答什么 how many books are there in it T.here are many books ( )(choose) from. ()() are the books?用How much,还是 How many How many books are there in your schoolbag为什么不能写成How many books are i请仔细分析,为什么不能写成How many books are in schoolbag？ How many are these /there区别?用法?How many books are there/these? how many books How many books? How many books are you have?哪里错了? how many books are there on the desk?怎么回答? How many books are there in your bag? 把many books there on are dask how the How many books are there on the bed?能否改成How many books on the bed are there?为什么? ---how many books are there in your h( ---There are tow books. ( )____ books are there?500.A.How many.B.How old.C.How much. ___ books there are in his bookshelf,A what many B how many