What _____you ______(do)when Iknocked at the door?
What _____you _____(do) during the past two years?
Scarcely ______ asleep when a knock at the door awakened her
was it 8 o'clock _____you heard someone _____ at the door?
What were you doing when someone knocked at the door?当有人在敲门时
What where you doing when someone Knocked at the door?I ____
what were you doing when someone knocked at the door?分析一下句型
what will you do when you ______(know) the way
Listen:Someone ______(knock) at the door.
(what)_____you do it,do it well
When the man downstairs vknocked at the door.I__
I () my brother when someone knocked at the door
I ( ) go out when someone knocked at the door.