they are not opened中为什么加个are?

they are not opened中为什么加个are? all the windows are _closed_.they are not open 为什么用open ,不用opened they are not the().They are different --Are they ( ) buuks?No,they are not .--They are ( ) buuks. They are not ( ) for their The Smiths are not rich. They are ( ). The monkeys are walking a____ the zoo .They are not in the cage.中填什么? they do not enjoy还是they are not enjoying? 急.C No,they are not.D Yes ,they are no,they are not reps.they are our employees Are those ---trousers?No,---are not ---.---are blue.(they) “Sorry,they are not at sale"中有什么错误 Are these___tickets?No,____are not ____.(they) 英语句子 They are not 的缩写 Are not they cute?怎么回答 are,firends,not,they,my 组词成句 not,they,the,are,same排序 的 They are not sleeping_______ the moment.