题目内容：
17. -We haven’t heard from Jane for a long time.( )-What _____ to her?(本题1.5分)
A. was happening
B. to happen
C. has happened
D. having happened
参考答案：
选择题：17. -We haven’t heard from Jane for a long time.(
- 题目分类：平顶山学院-大学英语4（高起本）
- 题目类型：选择题
- 查看权限：VIP
-What _____ to her?(本题1.5分)
A. was happening
B. to happen
C. has happened
D. having happened