The author asserts that the true value of ethical theory lies in______.
A．its prescriptive power
B．its diagnostic function
C．its effectiveness in resolving moral dilemmas
D．its relevance to the situation

未分类题The University of Michigan C. S. Mott Childrens Hospital National Poll on Childrens Health has found that______.A．obesity has aroused the concern of adults since 2009B．drug abuse and smoking are more threatening than obesityC．blacks have become more aware of the seriousness of obesity than beforeD．the University of Michigan ranks obesity as No. 1 health issue

未分类题What can be inferred from the last paragraph?A．The earlier you start a new business, the more you'll get.B．Prices in a closed economy may be lower than those in trade.C．Opening up to trade may do harm to the local businesses.D．It is hard for people to change their consumption habits.

未分类题Which of the following plays a key role in approval of PLUS loans?A．The state government.B．The Department of Education.C．College financial aid officers.D．Private banks.

未分类题Why does DeMille fail to count among great directors of the age?A．His style. appears weird nowadays.B．His reputation has long been in dispute.C．His stories may not appeal to audience today.D．His shooting technique has dropped behind.

未分类题The second paragraph suggest that the migrants______.A．appear to be more homesick than the local residentsB．tend to differ from the longtime residents in favorite goodsC．refuse to accept the culture of their adopted homeD．are too stubborn to change their consumption habits