Question

【题目】Someone called me up at midnight, but he had hung up I could answer the phone.

A. as B. since

C. until D. before

Answer 1

【答案】D

【解析】考查状语从句。句意：有人在半夜给我打电话，但我还没来得及接电话，他就挂断了电话。before与情态动词can/could连用，表示“还没来得及就”，故此处用before引导时间状语从句，故答案为D。