问题
名词解释
DD系统
答案
参考答案：
管理DD的实用程序称为“DD系统”。
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DD系统
参考答案：
管理DD的实用程序称为“DD系统”。
| 请你阅读短文,并选择适当的单词填空. | |
world．It's more 1. ________________ for people to find a job．And it's also more difficult for people to ride in the streets．Most people live 2. ________________ because they eat healthier food. Noboy eats meat very often 3. ________________ more and more people know it's important to have a healthy diet. They eat more 4. ________________ and fruit. They don't have to work long hours. They can surf the Internet at home. They also have more free time for sports and 5. ________________ for a trip. |