66 Neither a rising standard of living nor balanced trade, by itself, establishes a country's ability to compete in the international marketplace. Both are required simultaneously since standards of living can rise because of growing trade deficits and trade can be balanced by means of a decline in a country's standard of living. If the facts stated in the passage above are true, a proper test of a country's ability to be competitive is its ability to________________________ - (A)balance its trade while its standard of living rises (B)balance its trade while its standard of living falls (C)increase trade deficits while its standard of
living rises of _ ..: (D)decrease trade deficits while its standard of living falls ': (E)keep its standard of living constant while trade deficits rise 这个算什么题型,如果没有背景知识,或者这个相关的常识,那么这题如何做? | 
