i don not know when we shall meet again 同义句

I don't know when we shall meet again .(改为简单句） When shall we meet?I do not know(合为一句) I do not know ___ ___ when shall we meet again? l don,t kuow when we shall meet again变成简单句 We don't know where we shall meet.改为同义句 When shall we meet again next week. 1、—When shall we meet again? We do not know when we shall give a fashion show.同义句 I am not sure.when shall we meet?合成一句 when shall we meet again这里的shall是什么意思? I don't know when we shall start.(改为简单句) I don't know ____ _ I don't know when we shall shart the work.(保持原句意思）