A moment, please. I'm checking if Mrs. Brown _________ free tomorrow. A. is B. being C. to be D. wil...
2023-02-23 03:21:11 35次 2011-2012学年山东省初三学业水平考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
A moment, please. I'm checking if Mrs. Brown _________
free tomorrow.
A. is
B. being
C. to
be D.
will be
本题链接：
