-- A medical team was sent to Japan by air five hours ago. ---So they_____ have arrived by now. The flight usually takes four hours or so.
___we have satisfied you, you have no grounds of complaint.
Why these things happened was ____ the driver had been careless.
They had camped once before, ____ they knew what to take.
____ you are dismissed.
He is very old,____ he still works very hard.