题目内容

[多选题]:针对低出生率的问题,我国提出的具体措施包括()

A. 实施“三孩”生育政策及配套支持措施
B. 取消社会抚养费,清理和废止相关处罚规定
C. 将入户入学入职与个人生育情况全面脱钩
D. 发展普惠托育服务,降低生育、养育、教育成本

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SUMIFS()函数正确的语法结构是（）。

A. SUMIFS(条件区域，条件1，条件2)
B. SUMIFS(求和区域，条件区域，条件1，条件2)
C. SUMIFS(求和区域，条件区域1，条件1)
D. SUMIFS(求和区域，条件区域1，条件1，条件区域2，条件2)

关于SUMIFS()函数，下列说法正确的是（）

A. 求和区域与查找区域行数要相等
B. 条件以89或"89"表示时，含义是“X等于89”
C. 若条件以“苹果”表示，与条件区域中的“苹果”一定要匹配相等，否则，计算结果为0
D. 条件以">"&D89表示时，含义是X大于单元格D89中显示的数值

Through long-term comparisons of grades as well as of commitment to school between working and non-working students, the research finds that the students who worked 20 hours or more weekly had lower scores, cut class more often, and became less ____ to school. Besides, more students are more likely to work longer hours, and _. But once they withdraw from work or on their work hours, their commitment to school is renewed.The research comes up with some contributors to such effects. For one thing, working students have less time to devote to school. So they _ by taking easier classes or refusingto do homework. For another, working students are too tired from work to focus their minds on study. And worst of all, their interest in study is bit by bit, their desire to earn big money grows stronger and stronger, thus enabling them to turn to so much drugs and alcohol for recreation as to speed up their ____from school.To reverse the trend, the author makes it clear that students should _ to work no more than 10 hours per week if they want to reap success from school. And above all, as the author points out, it’s time to ____ the myth that the great value of work takes form in our formative years.

1. 感情问题有可能严重干扰学习成绩。2.正如医学研究证实，凡影响心理健康的肯定会影响身体健康。3.我们常为社交应酬所累，这正是我们需减少此类应酬的原因所在。4.要在同学中出类拔萃的秘诀不是在学习上草率行事，而是要竭尽全力。5.起初，他们彼此没有好感；但渐渐地前嫌尽释。