If you have trouble reading aloud these words, you can repeat them over and over again ________ you ...
2022-10-22 10:11:43 104次 2018年江苏省无锡市毕业升学考试英语试卷(十)含答案 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
If you have trouble reading aloud these words, you can repeat them over and over again ________ you are comfortable with them．
A. unless
B. if
C. until
D. while
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