22. The bank acknowledged that they are and will continue to experience difficulties as it attempts to deal with the precipitous fall of the dollar against the yen and the dislocations reflected in the stock market decline. (A) they are and will continue to experience difficulties as it attempts (B) they are and will continue to experience difficulties as they attempt (C) it is and will continue to experience difficulties as it attempts (D) it is experiencing and will continue to experience difficulties as they make an attempt (E) its difficulties are likely to continue as it attempts 答案是E,我也觉得E比较简练。但是its difficultie ares 和后面用as连的it attempts 不如C 对称呢?如果考试中是 1个选项简练的,1个是对称的,那该选哪个呢?
24. Just as plant species native to regions with browsing mammals evolved many natural anti-browser defenses (such as sharp spines and toxic chemicals), so humans in malarial regions have evolved dozens of chemical defenses against malaria. (A) so humans in malarial regions have evolved dozens of chemical defenses against malaria (B) humans in malarial regions have been evolving dozens of chemical defenses against malaria (C) there has been, in malarial regions, an evolution of dozens of human chemical defenses against malaria (D) dozens of chemical defenses against malaria have been evolved by humans in malarial regions (E) similarly, in malarial regions, humans have evolved dozens of chemical defenses against malaria 答案是A? A的主句前面有个so 哦,应该去掉吧? 答案是否应该是B 呢?