Class Two___taking their lessons when there was a knock at t
Class Two___taking their lessons when there was a knock at t
Class Two ____ taking their lessons when there was a knock a
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 when we () () (have) supper
When he was young,he used to_hard at his lessons. A.devote t
There was a knock at the door.It was the second time someone
he was falling ____(sleep) when he geard a knock at the door
he_asleep when there_aloud knock at the door. A was just fal
there was a knock on the door.
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.(改为同义句)_____ ______ ______ the