Question

【题目】The doctors were still working to save the children _______it was late at night.

A.becauseB.ifC.thoughD.unless

Answer 1

【答案】C

【解析】

句意：尽管已是深夜，医生们仍在抢救孩子们。

考查连词辨析。because因为，表原因；if如果，表条件；though尽管，表让步；unless除非，表条件，相当于if not。本句是让步状语从句，根据句意结构和语境，可知选C。