请问when to leave is still a problem.中的when to可不可以作宾语,如果是,怎么变

请问when to leave is still a problem.中的when to可不可以作宾语,如果是,怎么变 翻译 when to leave is up to you When I need the people most that's when they leave me请问这句话是什么结构?两个when中间一个that is. )goodbye to your father when you leave homewhat C( )is your english boo?回答：it's green When are you leaving for Shanghai? Tomorrow. My train____tomorrow eveningA.will leave B.is leaving C.leaves D.is to leave答案是选C,请问是为什么?怎么不能选B? When we leave is for him to decide为什么不可以说成When shall we leave is for him to decide.两者有何区别 It's will be up to her to dicide when she's ready to leave the orphanage.翻译 it seems that it is going to rain.you 'd beeter ---the windows open when you leave the housea:not leave b:not to leave when we hear the fire alarm,we must leave the room to the s什么place. -It is still raining this week.When will you ( ) Suzhou?-Next Week-It is still raining this week.When will you ( ) Suzhou?-Next Week.A.leave at B.leave off C.leave to D.leave for为什么, 用英回答问题who is the first man to leave earth and towho is the first man to leave earth and to fly aroubd it?when? 翻译：I felt sad when it was time to leave ,as Kathy is a wonderful woman . Cou you tell me____beijing A.when leave B.to leave when C.when to leave D.when leaves 英语翻译My thoughts are flowing My love is growing My dreams have ended And my soul is stranded Now that it's over I'll leave my island I'll swim to you I'll leave my prison To swim to you Now that it's over I'll be a virgin When I reach you I'll It is polite to say＿(再见) to your friends when ...It is polite to say＿(再见) to your friends when you leave their home. When is your __home?leaveleavingleavesto leave When you leave me ,my heart is 根据首写字母提示写单词.:I must w----- for him to come before I leave here.根据首写字母提示写单词.:I must w----- for him to come before I leave here.The room is so dirty.Let's c----- it.I'm not s----- when he will come.Nanjing is