[单选题]《电网工程建设预算编制与计算规定(2013年版)》中规定,工程排污费应
由( )开支。
A.安全文明施工措施费
B. 企业管理费
C.工程建设监督检测费
D.临时工程费

Women Today
Is it true that women have had it so good In many ways, yes. It is no (36) necessary (37) women to ask anyone’s permission (38) social equality... In other (39) , (40) it is ready or not, society no longer has the powers to keep women (41) their place. We can see women bursting (42) of (43) used to be seen as their allotted place.
This is (44) first generation of women (45) are taking their careers for granted. They are pushing (46) from the (47) and they are shoving (48) the top, (49) over prominent positions. Once the typical European family relied (50) one salary, but now most couples need two wage-packets (51) their standard of living. Today, only 10% of families in Britain are supported (52) the father alone.
In less-affluent sections of society, the change is even more striking. With the decline of the manufacturing
A. in
B. on
C. up
D. as

Researchers have found that migrating animals use a variety of inner compasses to help them navigate. Some (1) by the position of the Sun. Others navigate by the stars. Some use the Sun as (2) guide during the day, and then (3) to star navigation by night. One study shows that the homing pigeon uses the Earth’s magnetic fields as a guide (4) finding its way home, and there are indications that various other animals, from insects to mollusks (软体动物), can also make (5) of magnetic compasses. (6) is of course very useful for a migrating bird to be able to switch to magnetic compass when clouds cover the sun; (7) it Would just have to land and wait for the Sun to come out again. (8) with the Sun or stars to steer by, the problems of navigation are more complicated (9) they might seem at first. For example, a worker honeybee (10) has found a rich source of nectar and pollen flies rapidly home to the hive to
A. times
B. clocks
C. journals
D. circumferences