Had she () her promise,she would have made it to Yale University.
A、looked up to
B、lived up to
C、kept up with
D、come up with
答案是:B
解析：本题考查动词词组辨析。句意：如果她履行了自己的诺言，她就会进入耶鲁大学了。该句是由if 引导的非真实条件句转换而来的倒装句，描述的事情与过去事实相反。look upto 尊敬，敬仰;keepupwith 跟上 追上;come up with 想出，提出;live up to遵守，履行。故B 项符合题意。
