考研英语每周4题

A history of long and effortless success can be a dreadful handicap, but, if properly handled, it may become a driving force. When the United States entered just such a glowing period after the end of the Second World War, it had a market eight times larger than any competitor, giving its industries unparalleled economies of scale. Its scientists were the world's best, its workers the most skilled. America and Americans were prosperous beyond the dreams of the Europeans and Asians whose economies the war had destroyed.

Question: The U.S. achieved its predominance after World War Ⅱ because________.

A. it had made painstaking efforts towards this goal
B. its domestic market was eight times larger than before
C. the war had destroyed the economies of most potential competitors
D. the unparalleled size of its workforce had given an impetus to its economy

详解音频点击下载>>>