open book principle

open book principle an open book an open 例如：Your heart was an open book.Your life is an open book. I want you to open this book Open your book ,pleese改为否定句 To open a book is always beneficial. To open a book is aways beneficial Open your book.（否定句） Open your book的同义句 Open your book.的同义句是什么 To open a book is always beneficial. Open Book Quotations中文什么意思? a closed book an open book on the books black book 要有权威性的, What must I do _________the book.[open]怎么做 To open a book is always helpful什么意思 What must I do _________the book.[open]怎么做 打开那本书open the that book对吗 open your book and turn to page one对了吗