A-A+ People always shake hands and say How do you 2022-08-05 17:46:04 问答库 阅读 170 次 问题详情 People always shake hands and say "How do you do？" when______to each other.A．introducedB．introducingC．introduceD．to be introducing请帮忙给出正确答案和分析，谢谢！ 参考答案 正确答案：A
