Unit 9When was it invented
Unit 9When was it invented
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*Teenagers should be allowed to choose their own clothes
*I’m allowed to go shopping with my friends
*Your donation is greatly appreciated and the money is well used to help disabled people like me
*The movie will be put off until next month
*Hold on to your dreams ,one day they will be achieved
*After the earthquake, a lot of money was given away to charities
*The dog has been trained to understand different instructions
be + donebe + done 被动语态的基本结构 :有各种时态的变化时态构成一般现在时am/is/are + done一般过去时was/were + done现在进行时am/is/are+being+done一般将来时will/shall/be going to + be + done现在完成时has/have + been + done含情态动词can/must/should/may
+ be +done 1
被动语态的构成 英语动词有两种语态: 主动语态 (the Active Voice) 被动语态 (the Passive Voice)A
主动语态表示主语是动作的执行者