题目内容：
You did us a great favour by ____ that problem.选择一项：
a.
dispose of
b.
disposing of
c.
dispose to
d.
disposing to
参考答案：
选择题：You did us a great favour by ____ that problem.
- 题目分类：国家开放大学-开放英语4
- 题目类型：选择题
- 查看权限：VIP
选择一项：
a.
dispose of
b.
disposing of
c.
dispose to
d.
disposing to