题目内容：
For what do people say“thank you”?They say “thank you” for big favors as well as for___________.
参考答案：
答案解析：
填空题：For what do people say“thank you”?They say “thank you” for b
- 题目分类：英语三级A级
- 题目类型：填空题
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They say “thank you” for big favors as well as for___________.