What time do you knock off work?
你什么時候下班？
I knocked but there was no one around.
我敲了門，但是沒有人應門。
The two rooms had been knocked into one.
那兩間屋子打通了，成為一間屋。
He knocked his opponent down three times in the first round.
他第一局就將對手擊倒三次。
They had to knock the door down to get in.
他們不得不破門而入。
The news knocked 13% off the company's shares.
這消息使公司股價下跌13%。
I've got all the information together but it still needs knocking into shape.
我把材料全都收集齊了，但還需要整理。
He was knocked out cold in the second round.
他在第二輪中被擊倒失去了知覺。
He'd knocked over a glass of water.
他打翻了一杯水。
I knocked on the door but there was no response.
我敲了門，可是沒有回應。
Be careful you don't knock your head on this low beam.
小心，別把頭撞在這矮梁上。