Either Sam or Tom __________ an exam at the moment. A. are having B. is having C. were having
2023-02-22 14:18:33 170次 2011-2012学年福建省厦门外国语学校初三中考模拟英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Either Sam or Tom __________ an exam
at the moment.
A. are
having B. is
having C. were having
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