1. 动词原形—过去式—过去分词(AAA): 

cut—cut—cut砍,   let—let—let让,  

read—read—read读,  set—set—set放,  

hit—hit—hit敲打.

动词原形—过去式—过去分词(ABA): 

become—became—become成为,  come—came—come来,  run—ran—run跑.

动词原形—过去式—过去分词(ABB): 

say—said—said说,   sell—sold—sold卖,  tell—told—told告诉,  

catch—caught—caught抓,  teach—taught—taught教,  buy—bought—bought买,  

think—thought—thought想  fight—fought—fought打,  have—had—had有,  

hear—heard—heard听,  make—made—made做,  build—built—built建立,  

lose—lost—lost丢失,  smell—smelt—smelt闻,  learn—learnt—learnt学,  

get—got—got得到,  sit—sat—sat坐,  win—won—won赢得,

meet—met—met遇到,  feed—fed—fed喂养,  feel—felt—felt感觉,

sleep—slept—slept睡觉,  stand—stood—stood站立,  understand—understood—understood明白.

主语宾格：

I—me我,  you—you你,  he—him他,  she—her她,  we—us我们,  they—them他们.

2.Grammar: 

Active voice: subject+verb+object

主动语态：主语+动词+宾语

I give him.  I like apples.  He writes a book.

Passive voice: object+be+done by subject

被动语态：宾语+be+done by 主语

gift is given by Jimmy.  Apples are liked by me.  A book is written by him.

3.Present perfect: subject+have done+object

现在完成时：主语+have done+ 宾语

I have read a book.  You have played the guitar.  

He has walked.  She has bought a toy car.  

We have done homework.  They have fed animals.

4.What have you done?

   你做了什么？

   I have ………….. 

   我做了.....

   What have you done?

   I have won the game.

   What has he/she done?

   He/She has ………….. 

   What has she done?

   She has learnt English.