GMAT OG2019全新出炉，欧米GMAT整理语法新题并附上解析，欧米官网已经更新完毕啦→语法新题解析
736. Through experimenting designed to provide information that will ultimately prove useful in the treatment of hereditary diseases, mice have received bone marrow transplants that give them a new gene.
A. Through experimenting designed to provide information that will ultimately prove
B. Through experiments designed to provide information ultimately proving
C. In experimentation designed to provide information that ultimately proves
D. In experimenting designed to provide information ultimately proving
E. In experiments designed to provide information that will ultimately prove
解析：
考点：修饰
选项差异experiment，prove
A选项experimenting动名词是个动作，这块应该是具体的实验experiments被设计比较好，D选项同理
C选项 experimentation“实验法，是一种抽象的方法”比experiments语义更广，这里应该是指具体的实验
B选项Through experiments是正确的
E选项In experiments是正确的，ultimately表示“最终”的意思，所以用将来时比较合理，E选项正确
答案：E