What changes a pear into a pearl?怎么回答?

What changes a pear into a pearl WHAT CHANGES A PEAR INTO A PEARL? What changes a pear into a pearl? What changes a pear into a peal What changes a pear into a pearl?怎么回答? 谜语:what changes a pear into a pearl? 脑筋急转弯.1 what changes a pear into a pearl? What changes a pear into apearl.（智力题）. What changes a pear into apearl.（智力题）. 求文档:what changes a pear into apearl.(智力题). 脑筋急转弯:What changes（改变） a pear into a pearl? 几道智力题 英语what changes a pear into a pearl?what has a neck but no throat? 趣味问答：1、what changes a pear into a pearl?2what question can never be answered “Yes”? 英语翻译1.What is found in the middle of both America and Australia?2.Which letter is able to end something,anything and everything?3.What changes a pear into a pearl? What colour ( -It's yellow.A.is pear.Bis a pear.C.pear is .D.it is,为什么? What would you like,______ or apples?A.pear B.a pear C.pears D.peares What is difference between a pear and a pearl what changes a lad into a lady?