Question

【题目】_____ he is busy, ______ he helps his parents with the housework on weekends.

A. Although, but B. Though, but

C. Although, / D. But, /

Answer 1

【答案】C

【解析】

试题分析：句意：虽然他周末忙，但是他帮助父母干家务。英语中承接连词与并列连词不能连用，即although/though与but不能连用。故选C。