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【单选题】
为妇女的劳动安全和健康,对产期的女职工给予不少于多少天的产假和生育待遇?
A.
60
B.
90
C.
180
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参考答案:
举一反三
【多选题】下列无机结合料基层中,可以用作高等级公路基层的有( )。
A.
石灰稳定碎石
B.
水泥稳定碎石
C.
二灰稳定碎石
D.
二灰土
【单选题】下列因素中不能影响 Tm 值大小的是
A.
DNA 的均一性
B.
C-G 含量
C.
重金属盐
D.
介质中的离子强度
【单选题】In the figure, the price elasticity of supply at any given quantity is
A.
highest along S1, next highest along S2, and lowest along S3.
B.
highest along S3, next highest along S2, and lowest along S1.
C.
equal to zero on each of the three supply curves.
D.
equal to one on each of the three supply curves.
【判断题】茶食品是指将茶叶加工成超细微茶粉、茶汁或者从茶叶提取天然活性成分等 ,然后与其他原料共同制作而成的含茶食品。
A.
正确
B.
错误
【单选题】彼得拉舍夫斯基派在流放地于1857年公开发行的第一份省级报刊是()。
A.
《伊尔库茨克公告》
B.
《阿穆尔》
C.
《西伯利亚消息》
D.
《伊尔库茨克消息》
【单选题】关于18题图中各区域突出环境问题的叙述,正确的是
A.
①区常绿阔叶林破坏严重
B.
②区水土流失面积广大
C.
③区泥石流、滑坡灾害频发
D.
⑤区土壤盐渍化普遍
【单选题】In the above figure, the price elasticity of supply at any given quantity is
A.
highest along S 1 , next highest along S 2 , and lowest along S 3 .
B.
highest along S 3 , next highest along S 2 , and lowest along S 1 .
C.
equal to zero on each of the three supply curves.
D.
equal to one on each of the three supply curves.
【单选题】In the following options, two captions are given for a figure. But only one of them meets the requirements for the table / figure captions, mentioned in our class. Please pick it out.
A.
Figure 2. This data of average grade points was collected by analyzing scores of graduates from   1995-1999.
B.
Figure 2. Average grade point by major
【简答题】No __________ is given in this shop. (credit sound mark figure)
【简答题】我国液压油的牌号是采用( )时( )的平均值来表示。
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