1. OK ,everybody, two more minutes.
You will have to finish in a minute.
I will have to stop you into two minutes.
Just a couple more minutes/of minutes more.
One minutes left /remaining /to go.
2. Have you finished?
Are you done/through?
who's/who has finished?
That was quick.
Is there anybody who still hasn't finished?
You were fast.
3.Right , That's enough.
That's enough for you now.
that's fine.
That will do, thank you.
You have done enough of that.
You have probably had enough of that.
It is time for /you had a change.
4.
all right, stop now.
Stop what you are doing.
Everybody stop what you are doing.
Stop working.
Finish up.
Finish off now.
Put your pens/pencils now.
You time is up now, I'm afraid.
All right , you can stop now.
Sayumporn 065 3EN