•[+ -ing verb] She acknowledged having been at fault.她承认自己有错。

•[+ that] She acknowledged that she had been at fault.她承认自己有过错。

•You must acknowledge the truth of her argument.你必须承认，她的论点是事实。

•Historians generally acknowledge her as a genius in her field.历史学家公认她在该领域中是天才。

•[+ obj + to infinitive] She is usually acknowledged to be one of our best artists.她通常被认为是我们这个时代最伟大的艺术家之一。

•They refused to acknowledge (= to recognize officially) the new government.他们拒绝承认新政府。

•Please acknowledge receipt of (= say that you have received) this letter.收到此信，请覆函告知。

•He didn't even acknowledge my presence (= show that he had seen me).他见到我连个招呼都没有打。

•The government won't even acknowledge the existence of the problem.政府甚至都不承认这个问题的存在。