Question

【题目】He spent too much time talking on ______ phone while we were all busy at _____ work.

A．the, 不填 B．a, 不填

C．不填, 不填 D．the, the

Answer 1

【答案】A

【解析】

试题分析：on the phone：在听电话,打电话。at work：在工作；上班。均为习语。