英语.一定要补充为什么!Uncle Sam had to say sorry for his mistakes,（ ） A did he B had he C didn't he D hadn't he

英语.一定要补充为什么!Uncle Sam had to say sorry for his mistakes,（ ） A did he B had he C didn't he D hadn't he 英语：用定语从句合并句子my uncle had 3 sons, two of them died during the last earthquake 请详细补充啊,说说为什么 为什么一定要学英语, 关于英语学习的问题：请看问题补充.Is that your uncle?回答用yes,it is.为什么不是yes,he is.1 .Is that your uncle?回答用yes,it is..Is this your uncle?回答用yes,it is..人教版课本上面2个都是用yes ,it is.而不是yes 为什么大学英语一定要考级? 在英语中“Uncle I have ( ) uncle 为什么 为什么i 在英语中一定要大写? 各种颜色的袜子!用英语怎么说!还有uncle前面为什么加a! 为什么叫美国uncle sam 补充英语 英语补充 英语补充 补充,英语 ni shi sa bi ma 不是英语 英语发音sa ruo pi单词 Uncle Li went to Australia last W_____ .补充单词 uncle