中考网整理了关于2020年中考英语知识点之被动语态的基本时态变化,希望对同学们有所帮助,仅供参考。 被动语态的基本时态变化 被动语态通常为十种时态的被动形式, 被动语态由be+过去分词构成,be随时态的变化而变化。以do为例,各种时态的被动语态形式为: 1) am/is/are +done (过去分词) 一般现在时 例Visitors are requested not totouch the exhibits. 2) has /have been done 现在完成时 例All the preparations for thetask have been completed, and we're ready to start. 3) am/is /are being done 现在进行时 例A new cinema is being builthere. 4) was/were done 一般过去时 例I was given ten minutes todecide whether I should reject the offer. 5) had been done 过去完成时 例 By the end of last year,another new gymnasium had been completed in Beijing. 6) was/were being done 过去进行时 例A meeting was being held when Iwas there. 7) shall/will be done 一般将来时 例Hundreds of jobs will be lostif the factory closes. 8) should/would be done 过去将来时 例The news would be sent to thesoldier's mother as soon as it arrived. 9) shall/will have been done 将来完成时(少用) 例The project will have beencompleted before July. (责任编辑:admin) |