过去进行、过去完成、现在完成时的被动语态 构成 1苹果被吃了,An apple is eaten.这句话变成过去进行时,现在完成时,过去完成时,怎么变呢?非常着急!
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过去进行、过去完成、现在完成时的被动语态 构成 1苹果被吃了,An apple is eaten.这句话变成过去进行时,现在完成时,过去完成时,怎么变呢?非常着急!
过去进行、过去完成、现在完成时的被动语态 构成 1
苹果被吃了,An apple is eaten.这句话变成过去进行时,现在完成时,过去完成时,怎么变呢?非常着急!
过去进行、过去完成、现在完成时的被动语态 构成 1苹果被吃了,An apple is eaten.这句话变成过去进行时,现在完成时,过去完成时,怎么变呢?非常着急!
过去进行 was /were doing An apple was being eaten.
过去完成 had done An apple had been eaten.
现在完成 have done An apple has been eaten.
过去进行
An apple was being eaten.
现在完成
An apple has been eaten.
过去完成
An apple had been eaten.
An apple was being eaten
An apple has been eaten
An apple had been eaten.
过去进行
An apple was being eaten.
现在完成
An apple has been eaten.
过去完成
An apple had been eaten
An apple was being eaten
An apple has been eaten
An apple had been eaten.