以动词do为例：
1.一般现在时 do /does
2.一般过去时 did
3.一般将来时 will do
4.现在进行时 be doing
5.现在完成时 have/has done
6.现在完成进行时 have/has been doing
7.将来进行时 will be doing
8.将来完成时 will have done
9.将来完成进行时 will have been doing
10.过去将来时 would do
11.过去完成时 had done
12.过去进行时 was doing
13.过去将来完成时 would have done
14.过去将来进行时 would be doing
15.过去完成进行时 had been doing
16.过去将来完成进行时 would have been doing