在关系数据库标准语言SQL中,实现数据检索的语句(命令)是______。
A) SELECT B) LOADC) FETCH D) SET
参考答案:A
什么是账户?
句型转换。
1. I have short hair. (改为一般疑问句)
_______ _______ _______ short hair?
2. He has small mouth.(改为复数句)
_______ _______ small _______.
3. She is in Class 5. (改为否定句)
She _______ in _______ 5.
4. Maria is in my class. (对划线部分提问)
_______ _______ Maria?
5. She has a happy family. (改为一般疑问句)
_______ _______ _______ a happy family?