请问句中的不定式是谁的定语?（修饰谁?）Jennyb is the proper person to do the job well
问题描述：
请问句中的不定式是谁的定语?（修饰谁?）Jennyb is the proper person to do the job well
答
Jennyb is the proper person名词--【 to do the job well】
不定式短语修饰前面的名词
答
Jennyb是主语 is是系动词 the proper person是表语 to do the job well是定语
句中的不定式是表语的定语 ,与所修饰词 是主谓关系.