时间:2019-01-30 作者:英语课 分类:英文语法词汇


英语课

used to


v
used
(否定式简写为usedn't) 过去经常,以前常常
We used to go there every year. 
我每年都去那儿。
He is not what he used to be. 
他已不是旧日的他了。
It used to be believed that sugar could decay the teeth.
过去人们认为糖会腐蚀牙齿。
Our company used to do business with theirs.
我们公司过去和他们的公司常有业务往来。
My parents used to live in South America and I used to fly there from Europe in the holidays.
我双亲常在南美洲住,假期里我常从欧洲乘飞机到那里去。
This used to be a shabby house. 
此房年久失修。

used to,would这两个词语都可以表示过去常做某事,有时可以换用。
used to do 强调整过去习惯性的行为或状态,但是现在没有这种行为或状态了。因此,这个短语的内涵是今昔对比。
Our dog, Rex,used to sit outside our front gate and bark. 
我们的狗雷克斯过去常蹲在大门外吠叫。
There used to be low and dirty houses. 
那里曾是些矮而肮脏的房舍。



标签: 语法词汇 use 用法
学英语单词
abdominal pouch
acidimetric titration
address compare mode
addressabilities
all-level sample
allicholly
annular guard ring
area cribriformis ampullaris
athanasy
auxiliary steam valve
averr
backshifts
barbour
barge derrick
barn
base rent
basis mandibulae
Betasan
Bol'shaya Olkha
Breaute
cloxaillin
concolourous
cow pie, cowpie
Crescentino
critical appraisal skill
customer password
dentigerate
dermatoskeleton
double teeming
effective steam pressure
El Gor
Euro STOXX
expense burden
fiduciary relation
firebowls
genetic defect test
genus helichrysums
glass silk-wrapped enameled copper wire
gluttonizing
gulchgold
hillary clinton
hoistway
housing washer axis
hydrogenoid
instinctualization
intelligent communication terminal
international information service
interpellants
interplicate
invigorating heart and lung
korteweg de vries equation
Lablab purpureus
landslide recorder
library committee
light-stability
lochometritis
Mailani
manganese loss
Mie scattering intensity
mineral cycling in forest
MKV
morphotactically
multi-emitter laser diode
multiple series capacitor
oblong screen
ophiuroid
orbit utilization
outer mold vibrating process
oven ready
part-length rod
Paton
pholidaes
phthalyl hydroxamic acid
potential energy of strain
processar
proportional analysis approach
record plastic
rennetings
rotrings
rubber finger
sewage final settling tank
shorenstein
sinapize
snollygoster
sound a note of warning against something
stachyoses
stem node
sub-telegraph
Tadio, L.
tetraethyl-lead
total entity approach
trailer system
transaction mode
transferrotype
travelodge
triphthongs
tunhoof
Upton County
vaguenesses
vespulakinin
wei dynasties
wobble plate pump