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【单选题】
生产、销售病死、死因不明或者检验检疫不合格的畜、禽、兽、水产动物及其肉类、肉类制品的,依照刑法第一百四十三条的规定以()定罪处罚。
A.
生产、销售有毒、有害食品罪
B.
生产销售劣质食品罪
C.
扰乱市场经济秩序罪
D.
生产销售不符合安全标准的食品罪
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皮皮学刷刷变学霸
举一反三
【单选题】下列说法正确的是
A.
只有非金属能形成含氧酸和含氧酸盐
B.
VIA族元素的氢化物中稳定性最好的,其沸点也最高
C.
同一主族的元素,原子半径越大其单质的熔点越高
D.
除稀有气体外的非金属元素,都能形成不同价态的含氧酸
【多选题】下列关于建筑基线说法正确的有( )。
A.
建筑基线就是建筑红线
B.
建筑基线应与主要建筑物轴线平行
C.
建筑基线用于施工现场控制测量
D.
建筑基线属于高程控制测量
【单选题】_______________is a good way for students to stop fights.
A.
Doing less homework
B.
Learning how to make friends
C.
Playing computer s
【单选题】一行文字在镜像之后,要使其仍保持原来的排列方式,则应将mirrtext变量的值设置为___;
A.
0
B.
1
C.
on
D.
off
【单选题】Help to make a determination that fits their situations. 根据不同情况,帮他们做出选择。
A.
Join in an Activity
B.
Get a Part-Time Job
C.
Take Electives
D.
Study Sessions Mark is a student majoring in English, and he also takes photograph as one of his elective courses._______ is a good way to make friends for Mark. As an outstanding student, Tom is very fond of playing football and has joined the basketball team.________ is a good way to make friends for Tom. Laura has successfully become a cashier at the supermarket of the college and works on weekends._______ is a good way to make friends for Laura. Michael wants to improve himself and he has taken part in the English study session. _______ is a good way to make friends for Michael.
【判断题】The tenor of discourse refers to what part the language is playing in a particular situation of communication, for example, in what way the language is organized to convey the meaning, and what channe...
A.
正确
B.
错误
【单选题】四种短周期元素 X、Y、Z、W的原子序数依次增大,X、W原子序数之和等于Y、Z原子序数之和。X、W两元素位于同一主族,Y元素是其所在周期中原子半径最大的元素(稀有气体元素除外),Z的单质是银白色固体,易导电,常温下不易溶于浓硫酸。下列有关推断错误的是
A.
X的氢化物的沸点高于同族其他元素氢化物的沸点
B.
阴离子还原性:X>W;阳离子氧化性:Z>Y
C.
X与Y两种元素可形成含有共价键的离子化合物
D.
Z与W两种元素形成的化合物在水溶液中不能存在
【单选题】X、Y、Z、M是4种短周期元素,其中X、Y位于同一主族,Y与M,X与Z位于同一周期。X原子最外层电子数是其电子层数 3倍。Z原子的核外电子数比X原子少1。M是同周期中半径最大的元素(除稀有气体元素),下列说法正确的是( )
A.
Y 元素最高价氧化物对应水化物的化学式可表示为 HYO 3
B.
氢化物的稳定性Z >X>Y
C.
X、Y、Z元素的气态氢化物中,Y的沸点最高
D.
四种元素简单离子的半径由大到小依次为Y>Z>X>M
【简答题】造型用的型砂,主要有 砂、 剂 、 物 、 等四种物质组成。
【单选题】_____is a good way for the agers to stop fights.A. Doing less homework B. Playin
A.
25._____is a good way for the agers to stop fights. A. Doing less homework
B.
Playing computer s
C.
Learning how to make friends
D.
Paying no attention to each other
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