第12题: [单项选择]What does "the rich were keeping most of the profits" mean A. It means that the buying power was not defused throughout the economy. B. It means the economy was booming. C. It means breaking down the traditional American value of saving for a rainy day. 参考答案:A
第18题: [单项选择]腹股沟斜疝与直疝在解剖上的区别是()。 A. 斜疝由腹壁下动脉内侧发生,直疝则由外侧发生 B. 斜疝自内环处发生,沿精索发展;直疝则由海氏三角处发生,不沿精索发展 C. 斜疝与腹横筋膜薄弱有关,直疝与腹内斜肌薄弱有关 D. 斜疝疝囊在精索后方,直疝在前方 E. 斜疝的内环在凹间韧带内侧,直疝在内侧 参考答案:B