The number of the employees has grown from 1000to 1200. This means it has risen ____ 20 percent.

151 Flextime and compressed workweeks are two popular alternative work schedules used by employers to improve the quality of work life of their employers. Which of the following statements concerning these alternative work schedules is not true？

A. Flextime schedules alter the employee's working hours but not the number of hours worked each day B. Both flextime and compressed workweek schedules make scheduling more complex for the employer

C. Both flextime and compressed workweek schedules can complicate compliance with overtime regulations

D. Fatigue is a disadvantage of compressed workweek schedules because employees must work longer than the traditional eight hour work day

E. Under flextime schedules, the working hours are established by the employer

potheses that dare not speak its name. But Gregory Cochran is 1 to say it anyway. He is that 2 bird, a scientist who works independently 3 any institution. He helped popularize the idea that some diseases not 4 thought to have a bacterial cause were actually infections, which aroused much controversy when it was first suggested.

5 he, however, might tremble at the 6 of what he is about to do. Together with another two scientists, he is publishing a paper which not only 7 that one group of humanity is more intelligent than the others, but explains the process that has brought this about. The group in 8 are a particular people originated from central Europe. The process is natural selection.

This group generally do well in IQ test, 9 12-15 points above the 10 value of 100, and have contributed 11 to the intellectual and cultural life of the West, as the 12 of their elites, including several world-renowned scientists,13 hey also suffer more often than most people from a number of nasty genetic diseases, such as breast cancer. These facts, 14 ave previously been thought unrelated. The former has been 15 social effects, such as a strong tradition of 16 ucation. The latter was seen as a (an) 17 genetic isolation. Dr. Cochran suggests that the intelligence and diseases are intimately18 is argument is that the unusual history of these people has 19 em to unique evolutionary pressures that have resulted in this 20 ate of affairs.

1._________

[A] selected[B] prepared[C] obliged[D] pleased

A.Em〈1

B. Em=0

C. Em〈0

D. Em〉1

A.Em＜1

B.Em=0

C.Em＜0

D.Em＞0

A.Em＜1

B.Em＜0

C.Em＝0

D.Em＞0