皮皮学，免费搜题
登录
搜题
【单选题】
若要在基本表 s 中增加一列 cn (课程名),可用 ( )A.
ADD TABLE s ALTER cn CHAR(8)
B.
ALTER TABLE s ADD cn CHAR(8)
C.
ADD TABLE s cn CHAR(8)
D.
ALTER ADD TABLE s CN CHAR(8)
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】那先生，30岁，因头晕、胸闷1日就诊，以扩张性心肌病收入院。曾有晕厥史。护理查体：心界扩大，心率38次/分。心电图提示三度房室传导阻滞。最恰当的处理是
A.
脉滴注异丙肾上腺素
B.
注射阿托品
C.
静脉滴注氢化可的松
D.
安装临时性心脏起搏器
E.
安装永久性心脏起搏器
【单选题】What do you know about Michael Jordan?
A.
He is a book writer.
B.
He plays football.
C.
He is a sportsman.
【简答题】A．He was a quiet person in the past. B．He plays football quite well. C．He seldom goes to the football match now. D．He likes the football match very much.
【单选题】Why do students in summer schools learn quickly?
A.
Because they all work very hard.
B.
Because their teachers are all native speakers of English.
C.
Because they learn not only in but also out of class.
D.
Because they are all advanced students.
【简答题】标识符name和NAME不同吗?解释原因。
相关题目：