所有时态的被动语态的结构以一句话为例句 写出初中三年学过的各种时态 并改成被动语态注意：例句是同一句话 要求首先用例句写出各种时态 再改成被动语态

一般现在时：am/is/are+done The bridge is built every year.
现在进行时：am/is/are+being done The bridge is being built now.
现在完成时：have/has+been done The bridge has been built just.
一般过去时：was/were+done The bridge was built last year.
过去进行时：was/were+being done The bridge was being built in Oct. last year.
过去完成时：had+been done The bridge had been built by the end of last year.
过去将来时：would+be done He said the beidge would be built next year.
一般将来时：will+be done或am/is/are+going to be done The bridge will be built next year.

一般现在时：am/is/are+done The bridge is built every year.现在进行时：am/is/are+being done The bridge is being built now.现在完成时：have/has+been done The bridge has been built just.一般过去时：was/w...