初中Section A教课内容课件ppt

这是一份初中Section A教课内容课件ppt，共33页。PPT课件主要包含了Lead in，highest，In 1960，In 1975，Qomolangma，longest，longer，high，popular，big等内容，欢迎下载使用。

Lk at these pictures and guess: What are they used fr?
suthwestern run alnghighest
Read the article and match each paragraph with the main ideas.
Paragraph 1Paragraph 2Paragraph 3
Spirit f climbersAchievements f climbersFacts and dangers
Fast reading
Read the article again and cmplete the chart.
thick cluds
1953-Tenzing Nrgay and Edmund Hillary were the first t reach the tp
mst dangerus sprt
Careful reading
Read Para. 1 and fill in the blanks.
FactsList fur dangers fr climbers
run alng ___________________________It is ______________ high.It rises the _______ and is the mst famus. thick cluds
the suthwestern part f China
8,848.86 meters
, very high, it can snw hard,freezing weather cnditins, heavy strms,very hard t breathe as yu get near the tp
Read Para. 2 and find ut the details f achievements.
On May 29, 1953
The Chinese
The first Chinese team reached the tp.
The first wman succeeded in reaching the tp.
Read Para. 3 and list fur cmparisns.
mst ppular place,highestmst famusmre serius difficultiesstrnger than the frces f nature
Where are the Himalayas?
Hw high is Qmlangma?
Wh were the first peple t reach the tp?
When did the first Chinese team d s?
What spirit can yu learn?
run alng the suthwestern part f China
Tenzing Nrgayand Edmund Hillary
never give up and humans can be strnger
Grammar fcus
形容词、副词的比较级和最高级规则变化和不规则变化
规则变化 1) 一般情况下，单音节或双音节的形容词/副词比较级＋er， 最高级＋est。如:lng — lnger — lngest shrt — shrter — shrtest
2) 以不发音e结尾的词，比较级＋r，最高级＋st 即可。 如：nice — nicer — nicestlarge — larger — largest
3) 以辅音字母＋y结尾的变y为i＋er或est 如: easy — easier — easiest early, busy, heavy, dirty, lazy 也如此。4) 重读闭音节，单辅音结尾的，双写这个辅音字母＋er 或 est的词： fat — fatter — fattest thin — thinner — thinnest
5) 多音节和部分双音节的词需要mre＋原级 构成比较级，the mst ＋原级 构成最高级 beautiful — mre beautiful — the mst beautiful useful — mre useful — the mst usefulpleased — mre pleased — the mst pleased
不规则变化： gd/well — better — bestbad/badly — wrse — wrst many, much — mre — mst far — farther —farthest (距离远) far — further — furthest (程度深) ld — elder — eldest (长幼) ld — lder —ldest (年龄)
用于两者之间程度是否相同的比较。1. 肯定形式用as+形容词原级+as+比较成分，表示：和…一样。 Mike is as tall as Tm. 麦克和汤姆一样高。 2. 否定形式用nt s (as)+形容词原级+as+比较成分，表示：前者不及后者。 Mike is nt s/as tall as Tm. 麦克不如汤姆高。(Tm高)
1. 二者相比较，说明“A比B更……一些” A+动词+比较级+than + Bthan后面接代词时，一般要用主格，但在口语中也可使用宾格。 I am lder than yu. 我比你老。 I run faster than yu. 我跑得比你快。
比较级（用于两者之间的比较）
2. 比较级形容词可以用a little, much, even, still, far, very much, any, n, rather, a lt  修饰 Our city is much mre beautiful than yurs. 我们的城市比你们的漂亮得多。 This is even harder than stne. 这个东西甚至比石头还硬。
3. 表示一个范围内两事物的比较用“比较级＋than＋any ther＋单数名词”。He is taller than any ther student in his class.他比班上任何一个学生的个子都高。
4. 表达“越来越……” 比较级+and+比较级  It’s raining harder and harder. 雨越下越大。 多音节形容词用此句型时，要用mre and mre +形容词原级 Chinese is getting mre and mre imprtant. 中文变得越来越重要。
5. 表达“越……就越……” the+比较级…,the+比较级... The busier he is, the happier he feels. 他越忙就越高兴。 The mre yu read，the mre yu knw.你书读得越多，你知道得就越多。
6. 比较A和B, “哪一个较……?”Which（Wh）is+比较级…? Which ne is mre ppular, the radi r the mvie? 收音机和电影，哪一个更普及？
最高级（用于三者或三者以上的比较）the + 形容词的最高级＋f / in ...
形容词的最高级前必须加the；副词的最高级前可省略the。1. 范围问题 主语+动词+the+最高级+范围Tm is the tallest student in the class. Tm runs (the) fastest f us.in+范围或场所 f+名词、代词复数
2. “之一”问题 主语+动词+ne f the+最高级+名词复数+范围Beijing is ne f the biggest cities in the wrld.3. the + 序数词 + 最高级+范围I think he is the secnd tallest by in his class.
4. 用于三者或三者以上的比较。 特殊疑问词+动词+the+最高级，甲，乙，r丙？Which cuntry is the largest, China, the US r Canada？ Wh runs (the) fastest, Mike, Tm r Jim?
Fill in the blanks with the crrect frms f the wrds in the bx.
bigmuchppularlngldhigh
1. The Amazn River is ne f the _________ rivers in the wrld. It’s a little ________ than the Yangtze River.2. Qmlangma is 8,844.43 meters _______. It’s ne f the mst _________ places fr serius muntain climbers.
3. N cean in the wrld is as _____ as the Pacific Ocean.4. Althugh Japan is _________ than Canada, it is _________ smaller.
e.g. Tw rivers: _______________ and _________________ ______________________________________________ ______________________________________________ _______________________________________________
Write tw cmparisns abut tw tpics. Write true facts.
the Yangtze River
the Amazn River
The Yangtze River is almst as lng as the Amazn River.
The Amazn is lnger than the Yangtze, but the Yangtze is the lngest river in China.
Tw cities: _______________ and _____________1. ______________________________2. _______________________________________ _______________________________________.
Beijing Shanghai
Beijing is as mdern as Shanghai .
Beijing is mre famus than Shanghai but Shanghai is mre fashin than Beijing
Tw animals: ___________ and _________1. ___________________________________________2. ___________________________________________ ___________________________________________
Mnkey Dg
A dg is bigger than a mnkey.
A mnkey is smaller than a dg, but it climbs faster than a dg.
Never give up trying t achieve ur dreams.Where there is a will, there is a way.