第2题: [单项选择]The new law will come into ______ on the day it is passed. [A] effect [B] use [C] service [D] existence 参考答案:A 答案解析:[精解] 本题考查“come into+n.”短语。come into effect意为“(尤指法律、规则等)实行,实施”;come into use意为“开始 (被)使用”;come into ex
第14题:[单选题]. Michael Jackson is famous for his ( ) but Muhammad Ali for his ( ). A. films; heavy weight B. basketball; Olympic record C. songs; heavy weight boxing D. voice; Olympic record 参考答案:C
第15题: [单项选择]急性胆囊炎最严重的并发症是() A. 细菌性肝脓肿 B. 胆囊积脓 C. 胆囊坏疽穿孔致胆汁性腹膜炎 D. 急性胰腺炎 E. 胆囊十二指肠内瘘 参考答案:C 答案解析:急性胆囊炎最严重的并发症是胆囊坏疽穿孔致胆汁性腹膜炎。故答案应选C。