来自朴林华的问题
mustwehandinourexercisebooksnow;canyoubuythiskindofradiohere,改为被动语态
mustwehandinourexercisebooksnow;canyoubuythiskindofradiohere,改为被动语态


mustwehandinourexercisebooksnow;canyoubuythiskindofradiohere,改为被动语态
mustwehandinourexercisebooksnow;canyoubuythiskindofradiohere,改为被动语态
Mustourexercisebooksbehandedinnow?
Canthiskindofradiobeboughtbyyouhere?