I'm not ____ my best tonight. I'd better not have anything for supper. Perhaps you'd_____me some tea.
"All____present and all ____ going on well."our monitor said.
____ can be done ____ been done.
Those who _____ in ____ compositions, please hand them in this afternoon.
Not until the child fell asleep_______leave the room.
No sooner_______than it began to rain heavily.