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【单选题】
20 】 . ( 20 ) —— ( 22 )题基于如下两个关系:学生和专业 学生(、姓名、专业号、年龄) 20 】 . 学生关系中,违背参照完整性规则的元组是
A.
( ‘ 201 ’ , ‘ ’ , ‘ 02 ’ , 20)
B.
( ‘ 110 ’ , ‘ ’ , ‘ 01 ’ , 18) C ( ‘ 101 ’ , ‘ ’ , ‘ 05 ’ , 25 ) D. ( ‘ 301 ’ , ‘ ’ , ‘ 02 ’ , 21 )
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皮皮学刷刷变学霸
举一反三
【单选题】下列哪项不属于营养性佝偻病的临床表现?
A.
多汗
B.
肌肉松弛
C.
前囟宽大
D.
皮肤粗干
E.
神经发育迟滞
【简答题】The teacher asked him the question "What's your name?" because_______.
【单选题】—Why did you vote for Maggie? —Because she is very ___________ and she always shares things with others.
A.
generous
B.
practical
C.
active
D.
energetic
【判断题】"What's your name?"是一个特殊疑问句。
A.
正确
B.
错误
【单选题】The teacher asked him the question "What's your name?" because .
A.
she was angry
B.
she wanted to disgrace him
C.
she intended to calm him
D.
she did not know his name
【单选题】—Why did you vote for Maggie? —Because she is very ___________ and she always shares things with others.
A.
practical
B.
generous
C.
active
D.
Energetic
【单选题】为了描述身高和体重之间的关系,宜采用
A.
直条图
B.
直方图
C.
散点图
D.
线图
【单选题】下列( )项不是单元属性的内容。
A.
行高
B.
字体颜色
C.
表线
D.
对齐方式
【单选题】----Why did you vote for Maggie? ----Because she is very ________. She always shares things with others.
A.
generous
B.
active
C.
practical
D.
energetic
【多选题】资产阶级共和国方案在中国行不通,是因为( )
A.
民族资产阶级没有勇气和能力去领导人民进行反帝反封建的革命斗争
B.
列强不可能使中国成为一个独立、富强的资本主义国家
C.
当局不允许任何阻止的力量存在
D.
农民阶级是中国民主革命的主要力量
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