动名词前可以有自己的逻辑主语,作为该动名词所表示的动作的发出者。用作动名词逻辑主语的词类有:物主代词、名词所有格(即名词后加“s”,意为“...的”)、或人称代词宾格。如:
his taking part in (参加)the work will help(帮助) us a lot(非常多).
we are looking forward to(期待) betty’s coming.
 she doesn’t like my father and me interfering in (干涉)her affairs(事情).

分词也是一种非谓语动词,在句中不能单独作谓语,没有人称和数的变化,它可以带宾语、状语和表语构成分词短语。分词有现在分词和过去分词两种。
1.    现在分词和过去分词的构成
a.现在分词由原形动词+ing构成,
+ ing)            play (玩,扮演, 进行比赛) - playing
(去掉末尾的e+ ing)take (拿走, 获得,占领)- taking
(双写末尾辅音字母+ ing)stop (停止) – stopping
(把ie改为y + ing)lie (说谎, 躺,位于)- lying

b.过去分词分两类,一类是规则动词,由原形动词+ed构成, 如:
start – started - started
excite – excited - excited
copy – copied - copied
stop – stopped - stopped
另一类是不规则动词,如come, spoken, written等,需记忆。
 
不规则变化(考生需要掌握以下进行不规则变化的动词)
1.动词原形、过去式和过去分词完全同形
cut(切, 减少) - cut - cut
hit(打)- hit - hit
hurt(伤害) - hurt - hurt
put(放)- put - put
let(让, 出租)- let -let
shut(关) - shut – shut
cost(花费)- cost - cost
set(放, 设定) - set – set

2.过去式与过去分词完全同形
find(找到) - found - found
pay(支付) - paid - paid
leave(离开, 使保持...状态)- left -left
lend(借出)- lent -lent
meet(遇见)- met - met
keep(保持) - kept -kept
lose(丢失) -lost -lost
teach(教) -taught -taught
sit(坐) - sat –sat
lead(引导)- led - led
win(赢)- won – won
say(说,讲) – said – said
spend (花费) – spent – spent   

3
.动词原形与过去分词同形
come(来) - came - come
run(跑, 管理,开动) - ran - run
become(成为) -became - become

4.动词原形,过去式,过去分词形式完全不同
be (是, 在)– was - were
give(给) - gave – given
fly(飞) - flew – flown
drink(喝) - drank – drunk
see(看见)- saw - seen
go(去) - went - gone
know(知道)- knew – known  
wear(穿)- wore – worn  
speak(说) - spoke – spoken
write(写) – wrote - written

注意:lie有规则变化和不规则变化两种,含义不同
lie – lied - lied(说谎)
lie – lay - lain(躺,位于)
注意:hang 有规则变化和不规则变化两种,含义不同
hang – hanged - hanged(处绞刑)
hang - hung - hung(挂,吊)


2.    分词的时态和语态
现在分词有一般式和完成式,并有主动和被动语态。过去分词则只有一种形式,现以动词study为例:
 
主动
被动
现在分词
一般式
studying
being studied
完成式
having studied
having been studied
过去分词
 
studied