---I haven’t seen my grandparents for long. I’m too busy ___ them these days. ---Why not call them i...
2023-01-02 14:19:56 50次 2014-2015学年江苏启东长江教育集团八年级下学期期中英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
---I haven’t seen my grandparents for long. I’m too busy ___ them these days.
---Why not call them instead?
A. visit B. to visit C. visiting D. visits
本题链接：
