Unit 3.I'm more outgoing than my sister.SectionA Grammar focus 3a-3c 课件(共25张PPT)

(共25张PPT)
Unit 3 I'm more outgoing than my sister.
分类 构成方式 原级 比较级
一般情况 词尾加 -er new
fast newer
faster
以e结尾的词 词尾加 -r late later
以 ‘辅音字母+ y'结尾的词 变y为i，加-er early
happy earlier
happier
多音节词 &
部分双音节词 词前加 more useful
careful more useful
more carefully
重读闭音节的词末尾只有一个辅音字母 双写辅音字母
再加-er hot
thin
hotter
thinner
原级 比较级
good well
adj. adv. better
bad badly ill
adj. adv. adj. worse
many much
C. U. more
few little
C. U. fewer less
C. U.
far further 深一层的,进一步的 farther 更远的
old older/ elder
Tina is taller than Tara.
A+ be + 比较级 + than + B.
Sam has longer hair than Tom.
A+ 实义动词 + 比较级+(n.+)than + B.
“一样”
Tara works as hard as Tina.
as+ adj./adv.原级+ as
Tara is work as hard as Tina.
I is as friendly my sister.
Tara is work as hard as Tina.
Tara as hard as Tina.
I is as friendly my sister.
I as friendly my sister.
works
am
as
1.Tom is smarter than Sam.
2.Tom runs faster than Sam.
3.Tara works as hard as Tina.
4. I am as friendly as my sister.
1. Tom is smarter than Sam.
Is Tom smarter than Sam
Yes, he is.
No, he isn't.
2. Tom runs faster than Sam.
Does Tom run faster than Sam
Yes, he does.
No, he doesn't.
3. Tara works as hard as Tina.
Does Tara work as hard as Tina
Yes, she does.
No, she doesn't.
4. I am as friendly as my sister.
Are you as friendly as your sister
Yes, I am.
No, I am not.
taller
faster
more outgoing
funnier
Are you taller
Yes, I am. I'm taller than I was two years ago.
Are you funnier
No, I am not. I'm not funnier than I was two years ago.
be : 一般现在时 am is are
一般过去时 was were
Now v.s. Two Years Ago
3b
￥1.5/斤
￥5.0/斤
more expensive
cheaper
A+ be + 比较级 + than + B.
A+ 实义动词 + 比较级+than + B.
taller thinner
younger
fatter
shorter
stronger
older
taller
thinner
fatter
more beautiful
longer hair
more beautiful clothes
longer hair
longer tail
bigger mouth
larger hands
sharpper teeth
两者间比较：
A+ be + 比较级 + than + B.
A+ 实义动词 + 比较级+(n. )than + B.
as+ adj./adv.原级+ as
比较级
1. take notes of comparatives;
2. make at least five sentences by using what we've learnt today;
3. exercises of period 2;
4. memorize the vocabulary of this part.