- 讲师:刘萍萍 / 谢楠
- 课时:160h
- 价格 4580 元
特色双名师解密新课程高频考点,送国家电网教材讲义,助力一次通关
配套通关班送国网在线题库一套
0,那么(a-bx)(ax-b)≤0解集是?⒉若方程7x^2-(k+13)x+k^2-k-2=0的两根满足0
5岁儿童有意注意时间为
A.10分钟
B.15分钟
C.20分钟
D.25分钟
E.30分钟
请帮忙给出正确答案和分析,谢谢!
关键词诊断优化高曝光高点击是指:曝光量领先于()%同行,点击量领先于50%同行的关键词
A、60
B、50
C、70
D、40
What does the word "sweat" in Paragraph One probably mean?
A.Be worried about something.
B.Feeling very hot with something.
C.Trying to avoid difficult things.
D.Getting inspiration from something.
请帮忙给出正确答案和分析,谢谢!
Why did Ms. A tell the author her family background?
A.She wanted to get donation from the author.
B.She just wanted someone to listen to her.
C.She asked the author to look after her children.
D.She intended to make clear of her illness.
请帮忙给出正确答案和分析,谢谢!
平均每日可以摄入某营养素的最高量是
A.EAR
B.RNI
C.DRI
D.AI
E.UL
请帮忙给出正确答案和分析,谢谢!
一名男工长期从事汞作业,有神经衰弱症状和尿汞升高等症状,已诊断为轻度汞吸收,较早和较好的处理原则是
A、及时调离汞作业场所继续观察
B、驱汞治疗
C、从事轻度汞作业工作
D、休息
E、住院治疗
请帮忙给出正确答案和分析,谢谢!
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