动词是如何不规则变化的
导语：英语动词按其过去式和过去分词的构成方式可分为规则动词和不规则动词，下面是动词不规则变化的详解，欢迎大家前来学习。
1.动词不规则变化是指动词的.过去式和过去分词不按一定的规则变化。
2.动词不规则变化的具体变化规则如下。
(1)现在式、过去式、过去分词同形。如 read→read→read，
put→put→put，hit→hit→hit，let→let→let，cost→cost→cost，spread→spread→spread.
I have read this book twice before.
这本书我已经读过两遍了。
The book hit me on the head.
书打中了我的脑袋。
I put the apple in the corner.
我把苹果放在墙角。
(2)过去式、过去分词同形。如 win→won→won，
dig→dug→dug，find→found→found，feel→felt→felt，
leave→left→left，meet→met→met，sit→sat→sat，
stand→stood→stood，say→said→said，
tell→told→told，make→made→made，
hear→heard→heard，sell→sold→sold.
I stood up and turned.
我站起来，转过身。
It was aware of having been found， then it ran away.
它觉察到自己被发现了，于是逃跑了。
I sat quietly staring at the apple.
我静静地坐在那里盯着苹果。
I felt happy at being praised by parents.
被父母夸奖我感到很高兴。
(3)现在式与过去分词同形。如 come→came→come，
become→ became→become，run→ran→run.
It was aware of having been found， then it ran away.
它觉察到自己被发现了，于是逃跑了。
(4)现在式、过去式、过去分词三种各不同形。如 is(am，are)
→was(was， were)→been，do→did→done，
go→went→gone，lie→lay→lain，begin→
began→begun，ring→rang→rung，sing→sang→sung，
swim→swam→swum，see→saw→seen，
eat→ate→eaten，give→gave→given，
take→took→taken，fall→fell→fallen，
know→knew→known，throw→ threw→ thrown，
wear→wore→worn，speak→spoke→spoken，
choose→chose→chosen，break→broke→broken，
drive→ drove→driven，write→wrote→written，
forget→forgot→forgot(ten)，get→got→got(ten)，
hide→hid→hid(den)，show→ showed→show(showed)。
I was reading a book and eating an apple.
我正在吃着苹果读书。
A book fell off the bookshelf.
I saw a little rat on the top of the shelf.
我看见书架顶上有一只小老鼠。
I took a bottle of liquid medicine to kill the rat.
我拿了一瓶灭鼠药水。
The rat died before it ate up the apple.
老鼠还没吃完苹
