haven t 是什么时态

　　时间和动作的种类

　　1.一般现在时(do/does)

　　2.一般过去时(did)

　　3.一般将来时(will/shall do),(be going to do)

　　4.一般过去将来时(would/should do),(was/were going to do)

　　5.现在进行时(be doing)

　　6.过去进行时(was/were doing)

　　7.将来进行时(will/shall be doing)

　　8.过去将来进行时(would/should be doing)

　　9.现在完成时(have/has done)

　　10.过去完成时(had done)

　　11.将来完成时(will/shall have done)

　　12.过去将来完成时(would/should have done)

　　13.现在完成进行时(have/has been doing)

　　14.过去完成进行时(had been doing)

　　15.将来完成进行时(will/shall have been doing)

　　16.过去将来完成进行时(would/should have been doing)