【简答题】阅读理解。 If you and your friends wish to share a secret, you can write it in code (编码), and no one else will be able to read it. Codes are one way of writing in secret. Ciphers (暗码) are another. In a cod...
【简答题】阅读理解。 It is Saturday afternoon. You and your friends are planning to go to the movies and then spend the night together. Just as you start to get ready, your dad reminds you that it is your aunt's bir...
【简答题】阅读理解。 If you and your friends wish to share a secret, you can write it in code (编码), and no one else will be able to read it. Codes are one way of writing in secret. Ciphers (暗码) are another. In a cod...