A．whoB．whomC．whoseD．whoever

A．whichB．whomC．whoD．what

【C13】A．for whatB．for whoC．for whomD．for whoever

A．whoB．whomC．whatD．which

A．whereB．whomC．which

【C5】A．WheneverB．WhateverC．WhicheverD．Whoever

【C9】A．whichB．whomC．whatD．who