Will she be back tomorrow?I don't know
Will she be back tomorrow?I don't know
I don’t know if i will be free tomorrow.if i am free,i will
if和whether I don't know ____ she will go tomorrow .____ she
I don't know____he will be back.
I don't know whether she(A.calls me\B.will call me) tomorrow
i have no idea __ she will be back tomorrow.
I don't know if he will come tomorrow.
为什么I don't know if it will rain tomorrow
I don't know when he ____ back tomorrow.Don't worry,I 'll ca
I don‘t know how soon he will come back
I don't know if he ____(be) free tomorrow.
I don't know if she tomorrow.If she tomorrow,I'll call you.