there was a knock on the door.
there was a knock on the door.
1.S_____ there was a knock on the door.
There came a knock on the door
He was about to go to bed ____ there was a knock on the door
____ I was falling asleep,there was a loud knock on the door
Suddenly there was a l___ knock on the door.It gave me such
There was a knock at the door.It was the second time someone
He was sleeping when there was a loud knock at the door.[对sl
The Greens ()(have)supper when there was a knock at the door
There was a knock at the door.(改为同义句)_____ ______ ______ the
There was a loud knock at the door.(用时间状语从句合并成一个句子)
There was a knock at the door when we () () (have) supper