Don’t be afraid of asking for help ______ it is needed. A. unless B. since C. although D. when
2022-10-04 14:05:31 48次 江苏省教育集团树人学校译林牛津版九年级英语上册：Unit 5单元基础知识练习 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
Don’t be afraid of asking for help ______ it is needed.
A. unless B. since C. although D. when
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