My pen pal Andrew found it difficult ______ Chinese well A. learning B. learn C. to learn D. learned...
2023-02-22 10:27:10 126次 2012年初中毕业升学考试（山东滨州卷）英语（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
My pen pal Andrew found it difficult ______ Chinese
well
A. learning B. learn C.
to learn D. learned
本题链接：
