内容正文:
Unit4 topic 1
1.形容词和副词比较级和最高级的规则变化
(1)一般在词尾直接加er或est。如:
tall
—taller—tallest,
long
—________—________
longer
longest
(2)以不发音的字母e结尾的单词在词尾直接加r或st。如:
nice
—nicer—nicest,
Late
—later—latest,
large—
__________—__________
larger
largest
(3)以辅音字母+y结尾的词,把y变为i,再加er或est。如:
heavy
—heavier—heaviest
busy
—busier—busiest
hungry
—hungrier—hungriest
funny
—__________—__________
funnier
funniest
(4)在重读闭音节中,末尾只有一个辅音字母,双写这个辅音字母,再加er或est。如:
big—
bigger—biggest,
hot
—hotter—hottest,
thin—________—________
thinner
thinnest
单音词和少数双音词
原级
最高级
构成方法
high
strong
higher
stronger
highest
strongest
fine
late
finer
later
finest
latest
easy
lucky
early
easier
luckier
earlier
easiest
luckiest
earliest
big
thin
fat
bigger
thinner
fatter
biggest
thinnest
fattest
以字母e结尾的词,
加-r或-st
一般在词尾加-er或-est
重读闭音节词只有一
个辅音字母时,应先
双写辅音字母,再加
-er或-est
以“辅音字母加+y”结
尾的双音节词,先改
“y”为“i”,再加-er或
-est
比较级
(5)部分双音节词和多音节词分别在原级前加more构成比较级和most构成最高级。如:
interesting
more interesting--most interesting
beautiful
—more beautiful—most beautiful
important—more important—most important
2.形容词和副词的不规则变化
good/well—better—best
many/much—more—most
ill/bad/badly—worse—worst
little—_______—________
far—farther/further—farthest/furthest
less
least
口诀:两者比较比较级,三者以上最高级。
形容词比较级用于“两者”间的比较,意为“更---”。常用于“比较级+than”结构中。
eg: He is taller than me.
The mouse is smaller than the goose.
形容词最高级用于“三者及三者以上”的比较,意为“最---”。常用于“ the +最高级 + 比较范围” 中。
eg: He is the tallest in our class.
This is the easiest of all the questions.
单音节及部分双音节形容词比较级(- er)和最高级(- est)的规则变化。
Adjective strong tall nice brave
Comparative stronger nicer
Superlative strongest nicest
Adjective big fat thin lazy ugly
Comparative bigger lazier
Superlative biggest laziest
下列形容词比较级和最高级变化有什么规律?
taller
tallest
braver
bravest
fatter
fattest
thinner
thinnest
uglier
ugliest
2b
that 可以用来代替前面提到过的可数名词单数或不可数名词;
those 可以用来代替前面提到过的可数名词复数。
1. The weather in Chongqing is hotter than ________ in Beijing.
2. The coffee produced in Brazil is more famous than ________in Mexi