一般现在时am/is/are done
一般过去时was/were done
一般将来时will be done
现在完成时have/has been done
过去完成时had been done
现在进行时am/is/are being done
过去进行时was/were being dong
将来进行时will be being done
过去将来时would be done
常用的时态应该就这么多了
情态动词can/must be done