has read是什么时态

现在进行时: 主语+am/is/are doing

e.g We are cleaning the room now.

过去进行时: was/were doing

e.g We were cheaning the room at 5:00 yesterday afternoon.

现在完成时: have/has done

We have cleaned the room already.

过去完成时: had done

e.g We had cleaned the room before he arrived.

一般将来时: will do/

e.g We will clean the room tomorrow.

过去将来时: was/were to /would do

e.g He said he would clean the room next.