人教新课标必修二Unit 3 Computers Grammar（现在完成时被动）课件(29张)

(共29张PPT)
Unit 3 Grammar
TThe Present perfect
Passive voice
Test yourself by writing down the past
form &the past participle of those verbs.
catch
teach
cost
deal
rise
mean
d
choose
lead
rIve
admit
bite
blow
eat
burst
se
fall
break
cut
write
gIve
prefer
past form &past participle
catch caught caught
deal dealt
dealt
drive drove driven
admit damitted admitted
sell sold
sold
fall fell
fallen
write wrote written
past form &past participle
teach taught taught
rise
rose
risen
choose
chose
chosen
bite
bit
bitten
eat
ate
eaten
break
broke
broken
gI
ve
gave
gIven
past form &past participle
cost cost
cost
mean meant meant
lead led
e
blow blew blown
burst burst burst
cut cut
cut
prefer preferred preferred
复习
回顾一般将来时被动语态
Our school will build a swimming pool next year.
被动语态: A swimming pool will be build in our
school next year
被动否定式: A swimming pool will not be build in
our school next year.
被动一般疑问式:wiⅲ a swimming pool be build
in our school next year
对划线部分提问: When will a swimming pool be
build in our school