we often don`t know where______( go) when we get lost
we don't know when we will go on a field.(改为同义句) we don't kn
we don't know when and where we will go for a holiday.*(同义转换
we don't know when ______ (start)
We don't know where---(go)
We don't know when we shall leave for Nanjing.
We don't know where we should go.
We don't know where we will go tomorrow.
we don't know when we will have the school trip = we don't k
we don't know when (have) lunch today
I don't know when we should leave for Nanjing.
l don't know when we will start this afternoon
I don’t know when we shall start the work.