题目内容：
Lily forgot_______a letter to her sister, so she wrote to her just now. A、to have written
B、to write
C、having wrote
参考答案：
选择题：Lily forgot_______a letter to her sister, so she w
- 题目分类：安徽广播电视大学-机电一体化技术
- 题目类型：选择题
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A、to have written
B、to write
C、having wrote