问warn sb.of sth.的详细用法,与warn sb about sth的区别,有例句warn sb of sth 的用法和注意点,与warn sb about sth的区别,有例句更好!

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问warn sb.of sth.的详细用法,与warn sb about sth的区别,有例句warn sb of sth 的用法和注意点,与warn sb about sth的区别,有例句更好!

问warn sb.of sth.的详细用法,与warn sb about sth的区别,有例句warn sb of sth 的用法和注意点,与warn sb about sth的区别,有例句更好!
问warn sb.of sth.的详细用法,与warn sb about sth的区别,有例句
warn sb of sth 的用法和注意点,与warn sb about sth的区别,有例句更好!

问warn sb.of sth.的详细用法,与warn sb about sth的区别,有例句warn sb of sth 的用法和注意点,与warn sb about sth的区别,有例句更好!
应该没有区别.如果是在说有的话,应该是about后面加的被warn的直接逻辑主语,而of后可能加的源头.
比较难说清楚,英文的逻辑比中文严密.
看以下例子,两句意思一样
Travellers to Africa are being warned about the danger of HIV infection.
Travellers to Africa are being warned of HIV infection.

warn sb. (not) to do sth. 提醒(警告)某人(不)做某事
有时也可以用下面的结构表达:
warn sb. of sth.
He has been warned of danger of driving after drinking wine.
他已被提醒过酒后开车危险。
warn sb. about / against sb...

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warn sb. (not) to do sth. 提醒(警告)某人(不)做某事
有时也可以用下面的结构表达:
warn sb. of sth.
He has been warned of danger of driving after drinking wine.
他已被提醒过酒后开车危险。
warn sb. about / against sb. / sth. 或 warn sb. against doing sth.
提醒某人/警告某人不要做某事。例:
He warned us about the serious situation.
他提醒我们形式的严峻。
They warned him against swimming in that river.
他们警告他不要到那个河里游泳。
用法: warn sb. to sth.
warn sb. of sth.
warn sb. that…

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