题目内容
【题目】Bob didn’t go to bed _______ he finished doing his homework.
A. because B. until C. however
【答案】B
【解析】
试题分析：句意：鲍勃直到完成了他的作业才睡觉。A. Because因为；B. until 直到；C. However然而。根据句意及题干分析此题应选B。
练习册系列答案
相关题目
题目内容
【题目】Bob didn’t go to bed _______ he finished doing his homework.
A. because B. until C. however
【答案】B
【解析】
试题分析：句意：鲍勃直到完成了他的作业才睡觉。A. Because因为；B. until 直到；C. However然而。根据句意及题干分析此题应选B。