被一輛卡車撞倒了。He knocked his opponent down.他將他的對(duì)手擊倒。These old houses are to be knocked down.這些舊房子將被拆除。The painting was knocked down to Smith for 5 dollars.那幅畫(huà)以5美元的價(jià)錢賣給史密斯先生了。The machines will be knocked down before being shipped to the Persian Gulf. 這些機(jī)器在運(yùn)往波斯灣之前將被拆卸。He asked '500 for his car, but I managed to knock him down 10 percent.他的汽車要500美元，但我設(shè)法使他減價(jià)百分之十。
knock out則主要表示下列幾種意義：1.敲掉，敲空；2.在拳擊中“擊倒”對(duì)方，使其在規(guī)定時(shí)間內(nèi)不能起立 3.比喻用法：“使……震驚，驚奇”。例如：He knocked the nail out.他把釘子敲了出來(lái)。He knocked his pipe out before refilling it.再裝煙絲之前，他磕出了煙斗里的煙灰。Joe knocked his opponent out in the first round of the contest. 喬在比賽的第一回合中就把對(duì)方擊倒了。 For a moment he was completely knocked out by the news of his friend's death. 他被他朋友逝世的消息一下子驚得完全呆住。
7、know, know of
know作及物動(dòng)詞，表示“知道，懂得”的意思時(shí)，其后一般接表示事物的名詞，從句，不定式復(fù)合結(jié)構(gòu)。但它表示“認(rèn)識(shí)，了解，熟悉”的意思時(shí)，其后多接表示人的名詞或代詞，也可接事物名詞。例如：Do you know their names? 你知道他們的名字嗎？Do you know what his name is? 你知道他叫什么名字嗎？I never knew him to act without thinking.我從未發(fā)現(xiàn)他輕率行事過(guò)。I got to know him in the autumn of 1963. 我是在
knock out則主要表示下列幾種意義：1.敲掉，敲空；2.在拳擊中“擊倒”對(duì)方，使其在規(guī)定時(shí)間內(nèi)不能起立 3.比喻用法：“使……震驚，驚奇”。例如：He knocked the nail out.他把釘子敲了出來(lái)。He knocked his pipe out before refilling it.再裝煙絲之前，他磕出了煙斗里的煙灰。Joe knocked his opponent out in the first round of the contest. 喬在比賽的第一回合中就把對(duì)方擊倒了。 For a moment he was completely knocked out by the news of his friend's death. 他被他朋友逝世的消息一下子驚得完全呆住。
7、know, know of
know作及物動(dòng)詞，表示“知道，懂得”的意思時(shí)，其后一般接表示事物的名詞，從句，不定式復(fù)合結(jié)構(gòu)。但它表示“認(rèn)識(shí)，了解，熟悉”的意思時(shí)，其后多接表示人的名詞或代詞，也可接事物名詞。例如：Do you know their names? 你知道他們的名字嗎？Do you know what his name is? 你知道他叫什么名字嗎？I never knew him to act without thinking.我從未發(fā)現(xiàn)他輕率行事過(guò)。I got to know him in the autumn of 1963. 我是在