[单项选择]In recent years many football clubs __ as business to make a profit.
A. have run
B. have been run
C. had been run
D. will run

[单项选择]In recent years many countries of the world have been faced with the problem of how to make their workers more productive. Some experts claim the answer is to make jobs more varied. But do more varied jobs lead to greater productivity The evidence shows that while variety certainly makes the worker’’ s life more enjoyable, it does not actually make him work harder. As far as increasing productivity is concerned, then, variety is not an important factor. Other experts feel that giving the worker freedom to do his job in his own way is important. There is no doubt that this is true. The problem is that this kind of freedom cannot easily be given in the modern factory with its complicated machinery which must be used in a fixed way. Thus, although freedom of choice may be important, usually very little can be done to create it. Another important consideration is how much a worker contributes to the product he is making. In most factories the worker sees only one small part of th
A. it is in not what workers care about
B. it has nothing to do with increasing productivity
C. freedom will do harm to the management
D. machines in modem factories must be organized in a fixed way