With his eyes ________ the work attentively, he didn’t know what was happening outside. A. focusing ...
2022-11-30 16:08:02 54次 2015届浙江省宁波市高二上学期期中考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
With his eyes ________ the work attentively, he didn’t
know what was happening outside.
A. focusing on B.
focused on C. fixing on D.
to fix on
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