a tendency to strike the young and fit rather than the
old,the Spanish Flu is believed to have been the most
acute epidemic in history.西班牙流感在18个月内使多达5
千万人丧命,并且发病的倾向为:年轻力壮的而不是老
年人容易发病,它被认为是历史上最严重的流行性传染
病。
【精讲拓展】
(1)be believed to do sth.“被认为是……”,当主语为某物
或某人时,后用动词不定式作主语补足语。 (2)具有相同用法的动词有:hope,report,think,suggest,order,require,suppose,know,say等 (3)此种用法可转换为下列句型: It’s believed that从句= Sb./Sth.is believed to do sth. It’s said that the book has been translated into French.=People say that the book has been translated into French.=The book is said to have been translated into French. 据说那本书已经被译成法语。 警示误区:It’s suggested /required/demanded that从句中,that从句要用虚拟语气,谓语动词用should +动词原形,should可以省略。 【典型例句】 The banks are widely believed to be planning a cut in interest rates. 人们普遍认为银行正在计划降低利率。[朗文当代] He’s said to be the richest man in the world. 据说他是世界上的头号富翁。[朗文当代] The government is thought to be planning an election in June. 据认为政府正计划在六月举行大选。[朗文当代] He is reported to have been seen in Brighton. 据说有人在布赖顿见到他了。[朗文当代] All passengers are required to show their tickets. 所有乘客都要交验车票。[朗文当代]
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