We don't know when ____(have)the football match是填has还是have?

l don't know when we will start this afternoonl don't know when we will start this afternoon（改成简单句） l don't know _ _ start this afternoon we don't know when we'll start.(改为简单句)we don't know when （） （）. we don't know when ______ (start)填词, I don’t know when we shall start the work. We don't know when we shall leave for Nanjing.We don't know ______ _______ ________for Nanjing. we don't know what we can give her.（改为同一句） we donwe don't know what we can give her.（改为同一句）we don't know _ _ _ her I don't know what we will do this afternoon改为同义句I don't know _ _ _ this afternoon I don't know when he _(come)back.when he _(come)back,I will call you We Don T Know 歌词 We Don'T Know 歌词 We don`t know when we shall start .(改为to do 的结构） We don`t know when ____ _____.说出语法！to start We don't know when we will give a fashion show.同一句转换We don't know when ________ __________ a fashion show. we don't know when we will have the school trip = we don't know when ___ ___the school trip we don't know when we will go on a field.(改为同义句) we don't know when ____ _____ on a field trip I don't know when we shall start.(改为简单句) I don't know ____ ____ ____. I don't know when we should leave for Nanjing.I don't know when______ _________ __________Nanjing I really don't know when I will start my trip=I really don't know_ _ _my trip. we don't know when will we do that.哪里错了?