how many catenas VL do have Whar are they

how many catenas VL do have Whar are they How many __ do they have? How many pianoes do they have?单句改错 how many pieces of luggage do they have? How many new bikes do they have?的意思是什么 How many ball pens do they have?They have fourty哪里错了 我儿子考我英文,How many employees do you have How many people are t how many people do you have 和 how many of you are there 你们有多 how many ()do you have? How many brown boxes___(do you have、is there、are you have、do "How many children have you,and how old are they?" asked the 解一道英语数学题,“How many children have you,and how old are they?"a