knoced at 和knocked
knocked at my door 和 knocked my door 区别?
knocked at和knocked on有什么区别?
是knocked at the door还是knocked on the door
What___you___when someone knocked at the door?
Somebody knocked at the door while I___
knocked at door .连音怎么读?)
I knocked at the door as if i knocked at my own.的时态
I () my brother when someone knocked at the door
She went d_____to see who knocked at the door.
18. He knocked at the door _________ no one answered.
He was having dinner____a unknown woman knocked at the door.