牛津译林版八年级上册 Friends Grammar课件(共36张PPT)

worst
adj./adv.比较级用法
1. 两者比较 A +be+比较级 + than B He is taller than his brother.
2. 用“Which+be+比较级，A or B?”表示在两 者中比较和选择。
Which is bigger,the sun or the moon?
A be ~er than B. 我们用“the＋最高级”在三者之 中进行比较。 A be the ~est among/of/in＋名词（比 较范围）…
swimming competition
50 sec. 47 sec.
May swims fast.
[ˌkɒmpəˈtɪʃn]
42 sec. [sek] =second swimmers
比较级+than ＋any other +单数名词
=比较级+than the other +复数名词
=the+最高级+名词+介词+范围
Shanghai is bigger than any other city in
China.
任何其他的
= Shanghai is bigger than the other cities
What's the weight of sb./sth.?
50kg
200kg
400kg
The first box is heavy.
The second box is heavier than the first one.
The third box is the heaviest of all.
方法三 ：去y + ier/ iest
It’s getting colder and colder.
(2) more +and+ more+原级表示“越来
越…”
只用于以“more+原级”构
成比较级的词
Clothes are more and more expensive
now. 5. the +比较级 (+主 +谓), the+比较级 (+主
good/well better
best
bad /ill
worse [wəːs] worst [wəːst]
不规 many /
则变 法
much
more
most
little
less
least
far farther 更远的 farthest
further 进一步的 furthest
old older / elder oldest / eldest
3. 比较级前可用 much, even,a little, a lot, far,still等来修饰. (so, very, quite 修饰原级)
I’m much taller than Tom.
Tom is a little taller than Amy.
4 .(1)“比较级+and+比较级” 表示“越来越…”
原级
比较级
最高级
thin
thinner
thinnest
sad
sadder
saddest
difficult more difficult most difficult
interesting more interesting most interesting
good
better
best
bad
worse
important more important most important
popular more popular most popular
expensive more expensive most expensive
careful more careful most careful
规则五：
多音节词和部分双音节词,在其前加
Unit 1 Friends
Grammar
Comparative and superlative adjectives
How tall is sb.? What 's the height of sb.?
/haɪt/
May
Betty
Max
1.58 metres 1.60 metres 1.75 metres
more变成比这较些词级变，比较加级m也o可st以变直成接＋最er高, 级。
原
变 是最 用比m高较o级re也级/m可o以st直＋接原＋形e更最s为t，高常但级见
级
clever more clever most clever
handsome more handsome most handsome
polite
Tom is the tallest in this group.
adj./adv.最高级用法
2. one of +the +最高级+复数名词 表示“最…之一”
eg. The hair clip is one of __t_h_e_p__re_t_t_ie_s_t___ (pretty) among those.
class. 4. 形容词最高级前有物主代词、名词所有格 修饰时, the可以省略.
Tom is my best friend. Amy’s greatest wish is to be a singer.
5 固定短语中 at least 至少 at most 最多
do/try one’s best to do sth. 尽某人最大的努力
+谓) .表示“越……，越……”
The more you eat, the fatter you are.
6. “the + 比较级 + of +两者”表示“在两者 中较…”
Lily is _t_h_e_s_h_o_r_t_er__(short) of the two
7gi.rl在s. 同一范围内比较:
cute cuter
cutest
方法二 ： + r/ st
规则二：
以字母e结尾的词变比较级只加r，变最 高级只加st。
原级
比较级 最高级
nice late large
nicer /ə/ nicest /ist/
later larger
latest largest
weight
How much do/does sb./sth. weigh?
Weight 45 50 44 55 40 53 (kg) F5swr0oimmmmth-e f4ir0st line3i8n the t3a0ble, 3w4e can36see: 35 1in. gSi(mseocn.) is ____ta_l_le_r_t_h_a_n______(tall) Sandy. 2D. rPaewteinrgis9_/1_0_t_h_e1_t0a_/l_1le_0s_t_9_/_1_0__5_/1(t0all)6o/1f 0the8s/i1x0 scttiouomndepnettsi-. English 10/10 8/10 9/10 6/10 8/10 7/10 test
方法四： 双写尾字母+ er/est
规则四：
以/r/除外的辅音音素结尾，中间
只有一个元音音素的音节叫闭音
以一个辅音字母结节。尾闭的音节重中重读读的闭部分音叫节重读词，
双写最后一个辅音闭字音节母。 ，再加er或est.
原级
比较级
最高级
slim/slɪm/ thin /θɪn/ hot /hɒt/ sad /sæd/
in China. = Shanghai is the biggest city in China.
在不同范围内比较: 比较级+than any +单数名词
Shanghai is bigger than any city in Japan.
adj./adv.最高级用法
1.三者或以上相比，（后有介词短语表示
范围 ）
of/among＋名词（同类的
the + adj/adv 最高级+ 人或物)
in ＋名词（地方范围）
adv.最高级可省略
the
Tom is _t_h_e__ta_l_le_s_t_ of the three boys.
Tom is the tallest among the three boys.
3. Sandy is ___h_e_a_v_i_e_r_t_h_a__n_____ (heavy) Millie.
Betty swims faster than May.
Max swims fastest.
形容词、副词的比较级和最高级
方法一 + er/ est
规则一：
①er变大成多比数如字较单果母级音r原，，节级加加词词eer和尾s或t变部是es成分不t后最双发，高音音r级要节的。词在词尾加
原形 发/r/的比音较。级
规则三：
以辅音字母加y结尾的词，把y变成i 再加er或est.
原级
比较级
最高级
pretty prettier /ə/ prettiest /ist/
funny funnier
funniest
easy easier
easiest
big
bigger
the biggest
The first dog is big. The second dog is bigger than the first one. The third dog is the biggest of all.
more polite most polite
simple more simple most simple
stupid more stupid most stupid
不规则 farther /ˈfɑːðə(r)/--farthest /ˈfɑːðɪst/ 距离 变化: further /ˈfɜːðə(r)/--furthest/ˈfɜːðɪst/ 距离;程度
slimmer /ə/ thinner hotter sadder
slimmest /ist/ thinnest hottest saddest
/test/
The first test is difficult. The second test is more difficult than the first one.
最高级
great如或e果gstr原后ea级，te词/rŋ/尾/音ə/发后/加ŋ/，上g加r/ge/ae音rte。st /ɪst/
small smaller
smallest
young younger /gə/ youngest /gist/
near nearer/'niərə/ nearest /'nɪərɪst strong stronger /gə/ stronge/st /gist/
易混淆的两个句型： He is the tallest (tall) of the 3 students. He is the taller (tall) of the 2 students.
Practice:
Millie Sandy Amy Peter Kitty Simon Height 157 170 160 173 155 171 (cm)
The third one is the most difficult among the three tests.
方法五 ： more / the most + 原形
规则五：ห้องสมุดไป่ตู้
多音节词和部分双音节词, 在其前加 more变成比较级，加most变成最高级。
原
比较级
最高级
be级autiful more beautiful most beautiful
Betty is taller than May.
May is shorter than Betty.
Max is the tallest of /among the three students.
Max is the tallest in this group.
我们用 “比较级 +than” 在两者 之中进行比较。
He was one of __t_h_e_f_a_s_te_s_t_____(fast) __sw__im__m__e_rs____(swim) .
adj./adv.最高级用法
3. 用序数词修饰形容词的最高级，表示“第几 ……” Millie is the third __t_a_l_le_s_t__(tall) girl in her
/ˈeldə(r)/
/ˈeldɪst/
Exercises A on P12
原级
比较级
clean short cute happy lazy big
cleaner shorter cuter happier lazier bigger
最高级
cleanest shortest cutest happiest laziest biggest