题目内容：
— You should have thanked her before she left.— I meant_______, but when I was leaving I couldn.t find her anywhere.
A、to do
B、to
C、doing
D、doing so
参考答案：
选择题：— You should have thanked her before she left.— I
- 题目分类：安徽广播电视大学-土木工程
- 题目类型：选择题
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— I meant_______, but when I was leaving I couldn.t find her anywhere.
A、to do
B、to
C、doing
D、doing so