I don't know if there____more pollution.If there_____the living environment will be worse.A.will;is B.is;will be C.will be;will be D.is;is 帮做,并翻译thinks

I don't know the man____ ther're talking aboutI don't know the man about ____ ther're talking呢是不是借此在前才用宾格的 英语翻译i don't know if i should i don't know if i should i don't know if i should i don't know if i should i don't know if i should i don't know if i should i don't know if i should i don't know if i should i don't know if i should i don't know I don't know if he ____(be) free tomorrow. what if I don't know anyone 的意思 You don't know even if I vanish from your what if I don't know anyone?同义句转换 What,I,anyone,don't,if,Know连词成句 What,I,anyone,don't,if,Know,连词成句 I don't know if he ____ ( come ) Hao can i know ,if you don't say I don't know is whatI don't know if I can still not able to persistDon't know if I couldDo not know What if I don't know anyone?同义句What __ __ __ if I don't know anyone I don't know. I don't know if he_.if he _home,please let me know.(return). I don't know if I____anyone of the party this evening..填know 还是 will know I don't know if I will go there.I don't know ___ ____ go there. “i don't know you know i don't know What would happen if I don't know anyone?=_____ _____ I don't know anyone?