Economic problems were exacerbated by three bad harvests with the result that national income and the volume of foreign trade contracted during 1960-1962.
A、deepened
B、stagnated
C、deteriorated
D、postponed
【正确答案】：C
【题目解析】：【要点透析】句意，三年自然灾害加剧了经济问题，造成1960年到1962年间的国民收入和对外贸易额下降。exacerbate意为“使恶化，使加剧。”选项中deepen意为“使加深”;stagnate意为“使停滞;deteriorate意为“恶化，变坏”;postpone意为“延迟”。故本题选C。
