题目内容
商品编码采用的是（ ）。
查看答案
搜索结果不匹配？点我反馈
更多问题
从汉语的个体使用者来看,语言规范化是提高民族素质、培养社会主义现代化建设人才的需要,是每个现代化建设者学好现代汉语、加强语言文字修养、提高语文水平的需要
用文字记录下来的语言叫书面语,口语指的是日常口头应用语
It will be much better to find another way to test drugs instead of _________ them on animals.
Reading Comprehension Task 1 An e-book, also known as an electronic book, is an electronic version of a print book that you can download and read. What you need in order to read an e-book is an e-book reader, which is a kind of free software used by your computer. Make sure you have the proper reader before you download your e-book from the Internet. The software allows you to turn the words on the screen into a proper size you like. It also helps you turn pages and change your choice of viewing. E-books are a fun alternative to regular books. You can download them to any computer, including your portable computer so you can take them with you when you travel, and create your own library of hundreds of titles. Best of all, when you order an e-book, there is no waiting and no shipping or handling charges. The amount of time it takes to download your e-book depends on the speed of your connection and the size of your book.From this passage, we know that an e-book __________.
微信支付 
支付宝支付