Let the boy --------[not leave】at once.
Let the boy --------[not leave】at once.
He asked the _____(surprise)man to leave at once.
He was made___(leave) the room at once
She said,“He demanded that the girl leave at once
she made the demand that she leave at once
We took the boy to the ___________(安全) at once.
they took the sick boy to the hospital at once改为被动语态 at once
[D3] Mr.Smith urged the boy _____ _____ at once.
you leave the boy alone at 有错误么
The clock is ____twelve.Let's go home at once.
if the bell r we 'll have to leave at once
i _to leave at once ,or i'll be late for the meeting a .tell