Question

【题目】Old people must _____.

A. be spoken to politely B. speak to polite

C. be spoken politely D. speak polite

Answer 1

【答案】A

【解析】speak to sb的被动式为sb be spoken to，短语中的to不可省略，由此阿批出C和D项；polite为形容词，意为“礼貌的”，politely为副词，意为“礼貌地”，根据语境可知，此处需要副词来修饰动词。