| 词组 | he is believed to be |
| 释义 | Contents overview He is believed to be …presume: there are presumed to bepresume: there are presumed to be there are presumed to be 64.411414report: there are reported to be ...report: there are reported to be ... there are reported to be . . . 64.41150364 He is believed to be …1I was asked to send …Many verbs can be followed by object + infinitive (98).He asked me to send a stamped addressed envelope.We chose Felicity to be the Carnival Queen.In most cases, these structures can be made passive.I was asked to send a stamped addressed envelope.Felicity was chosen to be the Carnival Queen.We were told not to come back.They are allowed to visit Harry once a week.2He is believed to be dangerous.With verbs like think, feel, believe, know, etc, the object + infinitive structure is rather formal and often unusual.They believe him to be dangerous. (more usual: They believe that he …)However, the passive structure (e.g. He is believed to be …) is common, and often occurs in news reports.He is believed to be dangerous.Moriarty is thought to be in Switzerland.She is known to have been married before.It is considered to be the finest cathedral in Scotland.Note that with say, the infinitive structure is only possible in the passive.His company is said to be in trouble. (but not They say his company to be in trouble.)3hear, see, make and helpThese verbs can be followed, in active structures, by object + infinitive without to (91). In passive structures to-infinitives are used. Compare:–I saw him come out of the house.He was seen to come out of the house.–They made him tell them everything.He was made to tell them everything.–They helped him (to) get out of the country.He was helped to get out of the country.4preparatory thereWith some verbs (e.g. say, think, feel, report, presume, understand), the passive structure is possible with there as a 'preparatory subject'.There are thought to be more than 3,000 different languages in the world. (= It is thought that there are …)There was said to be disagreement between Ministers.5perfect, progressive and passive infinitivesA passive verb can be followed by a perfect, progressive or passive infinitive.He is believed to have crossed the frontier last night.I was told to be waiting outside the station at six o'clock.The hostages are expected to be released today.6exceptions: wanting and likingVerbs that refer to wanting, liking and similar ideas cannot usually be used in passive structures with infinitives after them.Everybody wanted Doris to be the manager. (but not Doris was wanted to be the manager.)We like our staff to say what they think. (but not Our staff are liked to say what they think.)Previous Next |
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英语用法大全包含1354条英语用法指南，基本涵盖了全部常用英文词汇及语法点的翻译及用法，是英语学习的有利工具。