A letter or a number designates each train,继续翻译

A letter or a number designates each train,继续翻译 Check for errors example ,yor may have a number (1 or 0) instead of a letter (l or o). dial a letter in a pbone number, Each key of the computer ________ a letter,number or word.A.have B.has C.had D.has had each key of the computer has a letter,number or word.(对划线部分提问)a letter,number or word是划线部分,______ _________ each key of the computer ______?填什么, Is Sarah reading a letter or writing a letter的意思是什么 那个句子更妥帖 there are a grwowing number or there is a growing number type a contact name or number to call a number input any number and check it is a prime number or not的流程图 we can send a letter by fax or E-mail 为什么填or we can send a letter by fax or E-mail 为什么填or Which is larger,the number of seconds in a week or the number of minutes in a year? Did Mrs Dodd write a letter to a church or to the president? what letter is a kind of drink what letter is an insect what letteris not he or i 英语作文：write a letter or email英语作文：write a letter or email to the place you want to volunteer at 用a set number of the number of a number of in the middle of both and either or造句简单点急需求大 英语翻译没写完，全文是：Your password must be 8-16 characters,and include at least one lowercase letter,one uppercase letter,and a number.