Follow these tips, and your time doing research on the Internet much more worthwhile. A. being spent...
2022-09-11 22:31:36 22次 江苏省、栟茶中学2018-2019学年高二第一学期期末学情检测英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Follow these tips, and your time doing research on the Internet much more worthwhile.
A. being spent; will be B. spent; will be
C. spent; is D. having spent; has been
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