何为“一法两纲”？
关于水循环地理意义的正确叙述是（） ["A.使水呈三态变化","B.加速了冰川的融化","C.造成海平面下降","D.促使能量转换和物质迁移"]
How should you signal the crane operator to lower the boom and raise the load?（）. ["Extend arm and point finger in the direction to move the boom","Extend arm with the thumb pointing downward and flex fingers in and out","With f rearm vertical and forefinger pointing up,move hand in small horizond circles","With arm extended downwards and forefinger pointing down,move hand in small horizontal circle"]
简述统一品牌商标策略及其好处。
死胎死产的区别是什么？
某一报纸的发行量为1000000份，其对广告的收费政策如下：一版广告的收费为2500元，新客户可以享受八折优惠。经调查，该报纸的阅读者中，有80%的人将阅读广告。则某客户第一次选择在该报纸上做的一版广告的千人成本是多少？
