首页 / 百科 / 内容详情 You can use slang and abbreviations in business letters. 2022-04-21 5次阅读 abbreviations business letters You can use slang and abbreviations in business letters. A.正确B.错误正确答案：错误 Block format is the only acceptable address format for envelope addressing. What does co on the envelope stand for? 猜你喜欢 “Sup？ What up？ or WhazzupWhassup？” These greetings are abbreviations of（）. What do the following abbreviations “info” and “intro” mean?