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【单选题】
,名普通村民,年过八旬,仅靠磨刀为生。但他为村里修桥铺路,去福利院资助孤儿,累计捐款37000多元钱,被评为“2015感动中国人”。一摞一摞硬币,带着汗水,沉甸甸称量出高尚。老人的善举告诉我们
A.
榜样人物往往在服务社会、关爱他人中实现义、
B.
榜样人物就应该指讲义,不讲利
C.
是对立的,榜样人物能做到舍利取义
D.
利他必然损已,榜样人物能做到毫不利己,专门
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【单选题】相同温度下,体积均为0.5 L的两个恒容密闭容器中发生可逆反应: 2XY 2 (g) + Y 2 (g) 2XY 3 (g) △ H =- Q kJ·mol - 1 ( Q >0) 实验测得反应在起始、达到平衡时的有关数据如下表所示: 容器 编号 起始时各物质物质的量/mol 达平衡时体系能量的变化 XY 2 Y 2 XY 3 ① 2 1 0 放热 0.25 Q kJ ② 1.2 0.6 0....
A.
容器①、②中反应的平衡常数均为1/13.5
B.
达到平衡时,两个容器中Y 2 的物质的量浓度均为1.5 mol·L - 1
C.
容器②中反应达到平衡时放出的热量为0.15 Q kJ
D.
若容器①的其他条件不变,恒压下通入稀有气体,则达到平衡时放出的热量小于0.25 Q kJ
【简答题】如果有一台压力表,其测量范围为0~10MPa,经校验得到下列数据 (1)分别求出该压力表正反行程的最大绝对误差值; (2)根据正反行程的最大绝对误差值,该压力表的精度等级应为多少; (3)求出该压力表的变差; (4)根据变差的大小,问该压力表是否还能符合(2)中确定的精度等级。 (我国规定的仪表等级有0.1,0.2,0.4,0.5,1.0,1.5,2.5等)
【简答题】The newborn was 34 weeks' gestation. The birth weight is 2800g. the fetal heart is slow, the fetal movement is reduced, Ihe whole body color is blue at the time of birth.The tension of the four limb...
【判断题】企业的担保合同必须由总经理审批。( )
A.
正确
B.
错误
【单选题】Which of the following is an example of the primary attribute of a product?
A.
The ability of a camera to take a picture.
B.
The design and form factor of a phone.
C.
The color of a laptop
D.
The prestige associated with driving a car
E.
The eco-friendly functioning of a digital watch
【单选题】有下列数表 x 0 0.5 1 1.5 2 2.5 f(x) -2 -1.75 -1 0.25 2 4.25 所确定的插值多项式的次数是( )。
A.
二次;
B.
三次;
C.
四次;
D.
五次
【多选题】When choosing a business dress color, which of the following colors is appropriate?
A.
Violet
B.
Navy Blue
C.
Khaki
D.
Emerald Green
E.
All of the above is appropriate.
【单选题】Which of the following about the coats of the eyeball is not right?
A.
The sclera is opaque and white in color
B.
the vascular coat contains blood vessels
C.
the vascular coat contains pigment cells
D.
Pupil is an opening in the middle of centre of choroid layer
E.
The ciliary muscles are involuntary
【简答题】法约尔提出的管理活动职能有哪些
【多选题】Which of the following are the features of Chinese food?
A.
Color, aroma and taste are significant.
B.
Sweet in the south, salty in the north, sour in the west and spicy in the east.
C.
Time and temperature play an important role in cooking.
D.
Taste mainly depends on the seasonings.
E.
All the meat are cut into large pieces.
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