【题目】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
在线课程【答案】B
【解析】考查动词短语辨析。句意：假如她遵守了她的诺言，她就会考入耶鲁大学了。A. looked up to尊敬；B. lived up to实践，遵守，做到，不辜负；C. kept up with跟上；D. come up with想出。诺言是遵守，故选B。