Is it a bad book?You can’t judge a book by its cover.不能通过封面评判一本书的内容。judge 评价;鉴定cover 封面Judy is a small rabbit, but she is a good policewoman(女警).You can’t judge a book by its cover.He wears glasses, but he is superman!You can’t judge a book by its cover.She is beautiful, but she is a bad people.You can’t judge a book by its cover.Practice makes perfect.练习制造完美。practice 练习perfect 完美He practices every day, so he can shoot(射击)very well.Practice makes perfect.He practices every day, so he can swim very well.Practice makes perfect.Seeing is believing.看见是相信。be