比较级和最高级课件ppt课件

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形容词比较级和最高级的构成
构成方法
原级
1.规则变化
比较级
单音 节单 词及 部分 双音 节词
部分 双音 节词 及多 音节 词
一般在词尾加-er,-est
在以字母e结尾的形容词 后加-r，-st 在以辅音字母+y结尾的 形容词后，先改y为i再 加-er，-est
重读闭音节词只有一个 辅音字母时，先双写辅 音字母再加-er，-est 在此的前面加more， most
tall small nice large heavy happy
big slim
expensive beautiful
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taller smaller nicer larger heavier happier
bigger slimmer
more expensive more beautiful
hottest
funnier
funniest
more interesting most interesting
better
best
more
most
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原级
important slow exciting safe good quick happy
比较级和最高级
more important ，the most important
2. My mother is ___th__e_b__u_s_ie_s_t___(busy) in my family.
3.The lion is __h_e__a_v_ie_r__th_a__n_____(heavy) the dog. 4. Tom is ____th_e__c_l_e_v_e_r_e_s_t__(clever) student in our class . 5.This question is ___t_h_e__e_a_s_i_e_s_t____(easy ) of the five. 6. Chinese New Year is__t_h_e__m_o__s_t _im__p_o_r_t_a_n_t_( important）
thirstier
thirstiest
more expensive， the most expensive
worse
worst
healthier
healthiest
fatter
fattest
hungrier
hungriest
more friendly , the most friendly
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most beautiful
popular
more popular
most popular
2.辅音字母加y结尾时去y变i再加-er或-est
eg. friendly → friendlieprpt→课件 friendliest
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3. 以不发音的e结尾时加-r/st. eg. fine → finer → finest
Olympus 2,130.00元
Canon 2,420.00元
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Sony 2,595.00元
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tall nice happy big
expensive
Comparatives 比较级
taller
nicer
happier
bigger
morHale Waihona Puke Baidu expensive
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Superlatives 最高级
tallest
nicest
happiest
biggest
most expensive
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形容词的比较等级构成方式:
1.一般单音节adj 的比较级多在原形上加-er,最高级加-est.
多音节adj在原形前加more,最高级加most
原级
比较级
最高级
small
smaller
smallest
beautiful more beautiful
slower
slowest
more exciting ， the most exciting
safer
safest
better
best
quicker
quickest
happier
happiest
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原级
比较级和最高级
thirsty expensive
bad healthy
fat hungry friendly
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3
Jim is happier than Mary . John is the happiest of the three.
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4
The Canon camera is more expensive than the Olympus camera .
The Sony camera is the most expensive of all.
many/much more
most
little
less
least
old
older/elder
oldest/eldes t
far
farther
farthest
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fast
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beautiful
Li Mei
Lily
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Kate
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1.A feather is ___li_g_h_te__r _th__a_n____(light) a stone.
最高级
tallest smallest nicest largest heaviest happiest
biggest slimmest
most expensive most beautiful
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2.不规则变化
原级
比较级
最高级
good/well better
best
bad/ill
worse
worst
more
most
older / elder oldest / oldest
less
least
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Exercise:写出下列形容词的比较级和最高级.
原级
比较级
最高级
tall
taller
tallest
late
later
latest
hot funny interesting good many
hotter
Lesson 13
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1
Liu Xiang is taller than Pan Changjiang. Yao Ming is the tallest of the three.
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2
The green skirt is nicer than the blue one. The yellow skirt is the nicest of all .
4. 重读闭音节结尾的词,如末尾是一个辅音字母,双写这个辅音 字母,再加-er或-est.eg. big → bigger → biggest
5.不规则adj的比较级与最高级如下:
原级 good bad many / much old little
比较级
最高级
better
best
worse
worst