i'm not sure when to go tomorrow.是表语从句还是宾语从句?

I'm not sure when I should go.同义句 I'm not sure when( )( ). i'm not sure when to go tomorrow.是表语从句还是宾语从句? I'm not sure -When will you___Shanghai?--I'm not sure.When I___,I will let you knowA.get,arrive B.get to,arrive C.arrive in get D.arrive,arrive I'm not sure 快 I'm not sure yet. I'm not sure()( 至今) I'm not sure ( )next.A.what to do B.how to do C.when to do D.why to do 选择哪个呢?原因是什么?谢 I'm not sure what to expect(同义句）I'm not sure ______ ______ _____ ______ I'm not sure when I first fell in love with you . I'm sure I am not wrong Can you tell me when America______(discover)?in 1492?I'm not sure理由 I'm not sure when the train will arrive,I'm afraid.It___be late.A.shall B.will C.may 有没有I’m not too sure? NOW, I'm not sure 什么意思 为什么没有I’m not too sure? 请问这两个句型哪个正确I'm not sure whom should this message be sent to.I'm not sure whom this message should be sent to. I used to be indecisive , Now I'm not sure 中文翻译