Unit 1 Friends Grammar 课件 牛津译林版英语八年级上册（22张PPT）

(共22张PPT)
Unit 1 Grammar
Zi Yan’s apple is big.
Jia Yue’s apple is bigger than Millie’s.
Meng Xi’s apple is the biggest of all.
of the three.
Liu Xin is tall.
Zheng Yu is taller than Liu Xin.
Mr. Gu is the tallest of all.
Meng Xi’s box is .
Liu Xin’s box is than Meng Xi’s.
Mr. Gu’s box is the of all.
heavier
heaviest
heavy
40 yuan
48 yuan
55 yuan
Meng Xi’s book is expensive.
Jia Yue’s book is more expensive than Meng Xi’s.
Among them, Zi Yan’s book is the most expensive .
City
Country
Which do you like better, the city or the country
Which do you like best, dogs, cats or chickens
Work out the rule:
两者比较， 我们使用___________，标志 ___________ 。
比较级
than
A比B更加怎样。
A is + + than B
adj. 比较级
三者或三者以上比较， 我们使用___________, 标志______________________ 。
最高级
of all
of the three/six…
in our class
among them/us…
……
A is + + of/in ...
the
one’s
A 是 … 中最怎样的。
adj. 最高级
原级
比较级
最高级
1.规则变化：
① 单音节词、一些双音节词在词尾加er变成比较级，加est变成最高级。
small
tall
strong
smaller
smallest
taller
tallest
stronger
strongest
② 以字母e结尾的词只加r或st变成比较级或最高级
原级
比较级
最高级
nice
fine
large
nicer
finer
nicest
finest
larger
largest
③ 以辅音字母加y结尾的词先把y变成i再加er或est.
原级
比较级
最高级
busy
easy
prettier
prettiest
easier
easiest
busier
busiest
pretty
④ 以重读闭音节结尾的单词，
双写最后一个字母，再加er或est.
原级
比较级
最高级
slim
thin
hot
red
big
sad
slimmer
slimmest
thinner
thinnest
hotter
hottest
redder
reddest
bigger
biggest
sadder
saddest
⑤ 多音节词和某些双音节词应在其前加more变成
比较级，加most变成最高级。
原级
比较级
最高级
beautiful
important
popular
expensive
more beautiful
most beautiful
more important
most important
most popular
more popular
most expensive
more expensive
2.不规则变化
more most
better best
worse worst
less least
原级
比较级
最高级
good / well
ill/ bad
many / much
far
little
farther farthest
1.大部分+est
2.不发音字母e结尾+st
3.辅音+Y
将Y变i+est
4.重读闭音节双写尾字母+ est
5.长单词，前+the most
6.不规则特殊记
1.大部分+er
2.不发音字母e结尾+r
3.辅音+Y 结尾
将Y变i+er
4.重读闭音节双写尾字母+ er
5.长单词，前+more
6.不规则特殊记
adjective comparative superlative
clean
short
cute
happy
lazy
big
thin
sad
difficult
interesting
good
bad
cleaner cleanest
shorter shortest
cuter cutest
happier happiest
lazier laziest
bigger biggest
thinner thinnest
sadder saddest
more difficult most difficult
more interesting most interesting
better best
worse worst
P12 Part A
1. Simon is _______________ (tall) Kitty.
taller than
2. Peter is ________________ (tall) student of
the six students.
the tallest
3. Sandy is ______________ (heavy) Millie.
heavier than
4. Peter is ___________________ (heavy)
student of the six students.
the heaviest
5. Millie is __________________(slow)
swimmer of the six students.
the slowest
P12 Part B
6. Amy is ______________(fast) swimmer of the six students.
the fastest
7. Millie’s drawing is__________________
(beautiful) Simon’s.
more beautiful than
8. Sandy’s drawing is_________________
(beautiful) in the drawing competition.
the most beautiful
9. Millie’s English is____________ (good)
Amy’s. Millie’s English is________ (good).
better than
the best
B is taller than A.
A is shorter than B.
B is the taller of the two.
A is the shorter of the two.
越来越高
taller and taller
越来越苗条
Slimmer and slimmer
越来越漂亮
越来越贵
more and more beautiful
more and more expensive
比较级 + 比较级 adj. 越来越怎么样
Test
1.Shanghai is much_____(big) than Lianyungang.
2.The boys in Class 9 are ______ and __________(strong) and the girls are_____ and _________________(beautiful).
3.It is hot today. It will be even ________(hot) tomorrow.
4.Daniel is__________ (careful) than Simon.
5. Simon is a little__(heavy) than Daniel.
6. Amy is_____(nice) than kitty.
7. He is _________ (clever) of the two boys.
bigger
stronger
stronger
more
more beautiful
hotter
more careful
heavier
nicer
the cleverer
much/even/ a little +比较级