Which is more important to you on your way towards academicexcellence, intelligence or diligence (勤奋刻苦)? Whydo you think so?
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Do you think parental influence is a very important factor in achild’s academic excellence? Why or why not?
Do you often participate in group study? Why or why not?
钢筋工程，应区别现浇、预制构件、不同钢种和规格，分别按设计长度乘以单位重量，以（）计算。
A. kg
B. g
C. t
D. 公斤
1．失业率是指（）
A. 失业人口与全部人口之比
B. 失业人口与全部就业人口之比
C. 失业人口与全部工作年龄人口之比
D. 失业人口占就业人口与失业人口之和的百分比
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