敲（门、窗等）

knocked out───喝醉；神志不清；被麻醉

knocked on───被打出的

knocked up───一夜大肚（电影名）

knocked about───漫游，漂泊；殴打

knocked back───反击（knockback的过去式和过去分词）

knocked off───击倒；停工；中断

unlooked at───不期而至

cocked hat───三角帽；[水运]船位误差三角形

knocked───v.敲；使震惊；找岔子；碰击（knock的过去分词）

I knocked at the front door and there was no answer.───我敲了前门，没有应答。

They went and knocked at the door.───他们走了过去敲门。

Just then, someone knocked at the front door.───就在那时，大门口有人敲门。

Someone knocked at the door and he felt afraid for a moment.───有人敲门，那会儿他感到很害怕。

So he knocked at the gate and called out: "A guest has come, open up and let him in. "───小驴儿敲敲门，大声喊起来：“有客人来了。请把门打开，让他进来。”

As he lay down in the seat and closed his eyes, a man came up and knocked at the window to ask the time.───在他躺在座椅上比上眼睛后，一个人敲了敲车窗问时间。

Yesterday a beggar knocked at my door. He asked me for a meal and a glass of beer.───咋天一个乞丐来敲我的门，问我要一顿饭和一杯啤酒。

When somebody knocked AT the door and asked if Mr. Marcus was in, John got the wind up. He though it was the police!───当有人敲门问马库斯是否在家里，约翰吓了一大跳，他以为是警察来了！

However, just about David was gona get mental problems, a girl knocked at the door and dragged him out of his misery.───然而，就在大卫即将出现精神问题的时候，一个女孩敲响了他家的门，把他从痛苦中拯救了出来。

Yesterday a beggar knocked at my door.

He went upstairs and knocked at the door.

Just then, someone knocked at the front door.

We knocked at the door but there was no one there.

Somebody knocked at the.

I knocked at the front door, but there was no answer.

He knocked at the window to be let in.

She spunked up her courage finally and knocked at the door.

He took a deep breath and knocked at the door.