一位有成效的领导者应具备以下基本修养内容（）A.懂得领导者的知识  B.移情作用

[案例3]
某地一图书馆工程，以工料单价法经过计算汇总得到人工费、材料费、机械费的合价为． 1500万元。其中人工费占直接工程费的7.8%，措施费占直接工程费的9.2%，间接费费率为8.1%，利润率为6%，税金按规定计取，费率按3.4%计算。
问题：1.(1)什么是直接成本，并简述其构成。
(2)什么是间接成本，并简述其构成。
(3)以工料单价法计算建安工程造价时，若以人工费为计算基础，写出利润的计算式。
(4)简述工料单价法的计算工程。
(5)什么是制造成本与完全成本法比较有何优点

在学习了功率的知识后，（1）班的男同学要举行爬楼梯比赛，看看谁的功率大。并且要测出某同学爬楼梯的功率。

（1）已测出了该同学的质量m，还要测出的物理量是：                  ；（2分）

（2）还需要的测量工具是：                            ；（2分）

（3）由测出的物理量，写出计算爬楼梯的功率表达式：___________________。（2分）

城市是人类活动的主要场所，也是区域社会经济发展的焦点和核心。读图完成下列各题。

 

A．天地	B．男女
C．左右	D．水火
E．动静

便秘，伴面色苍白，尿清肢冷，喜热恶凉，苔白润，脉沉迟，属于

World Water Shortage

A new study warns that about thirty percent of the world’s people may not have enough water by the year 2025.
A private American organization called (1) Action International did the new study. It says (2) than three-hundred-thirty-five-million people (3) enough water now. The people live in twenty-eight (4) . Most of the countries are in Africa or the (5) East.
P-A-I researcher Robert Engelman says (6) the year 2025, about three-thousand-million people (7) lack water. At least 18 more countries are (8) to have severe water problems. The demand (9) water keeps increasing. Yet the amount of water on Earth (10) the same.
Mr. Engelman says the population in countries that lack water is (11) faster than in other parts of the world. He says (12) growth in these countries will continue to (13) .
The report says lack of water in the future may (14) in several problems. It may increase health (15) . Lack of water often means drinking (16) not safe. Mr. Engelman says there are problems (17) over the world because of diseases, such as cholera, (18) are carried in water. Lack of water may also result (19) more international conflict. Countries may have to (20) for water in the future. Some countries now get sixty percent of their fresh water from other countries. This is true of Egypt, the Netherlands, Cambodia, Syria, Sudan, and Iraq. And the report says lack of water would affect the ability of developing to improve their economies. This is because new industries often need a large amount of water when they are beginning.