3、 D.whom 【答案】C【解析】这里是“介词+关系代词”引导的定语从句,关系词在从句中作定语,修饰purpose,故用关系代词whose。3. Manyyoungpeople,most_________werewell-educated,headedforremoteregionstochasetheirdreams.(2016江苏)A. ofwhich B. ofthem C. ofwhom D. ofthose【答案】C【解析】这里是“介词+关系代词”引导的定语从句,排除B、D;关系代词指