Question

Peter likes music _________is very loud and energetic.

A．that

B．who

C．whom

D．/

Answer 1

A

定语从句引导词的用法。由句意“彼得喜欢声音大而且有力量的音乐”可知后句为定语从句。that 用来指人或物，who 用来指人，which 用来指物。先行词为物，在句中作主语，且不可省略，用that。故选A。