A. 对 B. 错
A. 正确 B. 错误
A. SELECT price FROM book WHERE book_name = ‘中国*’ B. SELECT price FROM book WHERE book_name LIKE‘中国*’ C. SELECT price FROM book WHERE book_name = ‘中国%’ D. SELECT price FROM book WHERE book_name LIKE‘中国%’
A. 3 B. 建设单位