皮皮学，免费搜题
登录
搜题
【单选题】
要在SQL Server中创建一个员工信息表,其中员工的薪水、医疗保险和养老保险分别采用三个列来存储,但该公司规定:任何一个员工医疗保险和养老保险两项之和不能大于薪水的1/3,这一项规则可以采用()实现A.
检查约束
B.
主键约束
C.
默认值
D.
外键约束
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
【简答题】The job was not very well paid. she took it out of interest.
【单选题】Katharine Hepburn was not the usual kind of actress. She had a thin and athletic body. And she was very independent in her thoughts and actions. For example, she wore men's pants as clothing at a time...
A.
She wore make-up on her face like others.
B.
She did not want to be like other actresses.
C.
She talked about what would interest the media.
D.
She let photographers take sexy pictures of her.
【单选题】She was older than I, but she had failed several grades, perhaps because her attendance had always been sporadic and her interest in schoolwork negligible .
A.
not constant
B.
regular
C.
frequent
D.
small
【单选题】关于角化棘皮瘤描述不正确的是()
A.
病变表面呈疣状
B.
病变细胞异型明显
C.
病变明显的炎细胞浸润
D.
病变向下形成角化裂隙
E.
向深部生长的上皮钉突见角化珠
【单选题】She was elected into the band not because she was beautiful but because she had a(n) ______for music.
A.
talent
B.
party
C.
concert
D.
interest
【单选题】关于角化棘皮瘤描述不正确的是
A.
是一种可以自愈的皮肤肿瘤
B.
临床上可分为三型：单发型，多发型，发疹型
C.
单发型主要发生于暴露部位，较大损害可转移
D.
多发型最常见，可发生于全身各处，常发生于青年，男性较多见
E.
该病可能与某些皮肤病如着色性干皮病、银屑病、药疹等并发
【单选题】In a well-written paragraph of detail and example, all the facts support the topic sentence. Pick out the irrelevant material in the following: The topic sentence: I am fascinated by my grandmother. S...
A.
5),6),7),8)
B.
5),7),8),9)
C.
5),7),9),10)
相关题目：