l don't konw when l wil start .的意思

l don't know when we will start this afternoon l don't know when l shall start the work (改为同义句） l don't kno oh ,l don't konw.l guess just like 句型转换I don't know when we will start.l _____ _____ ____ when I don't know when l shall start the work.(用动词不定式改写） l don't like copckes.的意思 l don't konw how l can get to the post office改为简单句 句型转换l don't know when l should leave l don't know when l can go home. 的同义句 Don't worry.I wil walk you home.It's——l I don’t think he wil l pass the exam，________？ [   don;t leave until l get there的意思