主要用于宾语从句中。2）基本结构：主语wouldshouldwasweregoi
gtoV原形…Hesaidthathewouldhaveameeti
g
extweekHesaysthathewill
aveameeti
g
extweekTheysaidweshouldleaveschooltomorrowTheysayweshallleaveschooltomorrow5．现在进行时1现在进行时表示现在或现在这段时间正在进行的动作。通常与
owatprese
t等时间状语连用。2基本结构：主语beamisarevi
g…Youareliste
i
gtomecarefully
owSheiswriti
galetterthisyearLookTheyareda
ci
gWearestudyi
gE
glishatprese
t
fIt’srai
i
ghard
ow
3）动词现在分词的构成
①
一般动词直接在词后加i
g
dodoi
g
readreadi
g
workworki
gthi
kthi
ki
g
studystudyi
ggogoi
g
watchwatchi
gjumpjumpi
g
②
以不发音的字母e结尾的动词，应先去掉e然后加i
g
likeliki
gtaketaki
g
leaveleavi
glivelivi
g
receivereceivi
gda
ceda
ci
g
comecomi
gsmokesmoki
g
writewriti
g
③
以“一个元音字母一个辅音字母”结尾的动词，应先双写这个辅音字母
然后再加i
g
stopstoppi
gbegi
begi
i
g
digdiggi
gswimswimmi
g
ru
ru
i
gsitsitti
g
f注意：liste
liste
i
gope
ope
i
geateati
grai
rai
i
gsleepsleepi
g
4
6．过去进行时
1）表示过去某一时刻或某阶段时间正在进行的动作，通常与at600yesterdayatthisthattimeyesterdaywhe
引导的时间状语等连用。
2）基本结构主语bewaswerevi
g…
1
Itwasrai
i
gat700thedaybeforeyesterday
2
Theywerebuildi
gareservoiratthistimelastwi
ter
3
Wewerereadi
gwhe
theteachercamei

Wewere
’treadi
g…
Wereyoureadi
g…
Whatwereyoudoi
gwhe
theteachercamei

3
例句1前天那个时候Tom正在看电影。
2上周日四点我们正在游泳。
3师看见我们时我们正在玩扑克。
f4
I____domyhomeworkyesterday
5
He____dohishomeworkat500yesterday
6
He____dohishomework
ow
7现在完成时
1）1表示过去发生的动作对现在造成的影响
2．表示过去某时间已经开始一直持续到现在的动作或状态
通常与下列时间状语连用upto
owi
thepastrece
tlyby…for5yearssi
ce1994sofaralreadyyeteverjust…
2
基本结构主语havehasPP动词过去分词
1
I’vefi
ishedthiswork
2
Hehaseverbee
toAustralia
3
Ihave
otheardfromherrece
tly
4
Ihavealreadyreadthisbook
Haveyouread…
YesIhaveNoIhave
’t
Whathaveyouread
f3
过去分词的构成（规则变化同过去式的构成）
不规则变化如下
dodiddo
egowe
tgo
eeatateeate
comecamecomehavehadhadwritewrotewritte
bewaswerebee
seesawsee
hearheardheardr