It makes _______ big difference to keep calm when giving _______ first aid. A. a, / B. /, the C. a, ...
2022-11-21 03:03:06 163次 2014届河北省高二第一学期第二次阶段考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
It makes _______ big difference to keep calm when giving _______ first aid.
A. a, / B. /, the C. a, the D. /,a
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