2020-2021学年Unit 1 How tall are you? Part B教学ppt课件

这是一份2020-2021学年Unit 1 How tall are you? Part B教学ppt课件，文件包含BLetslearnMatchandsaypptx、教学思路BLetslearnMatchandsaydoc、biggermp3、heaviermp3、smallermp3、strongermp3、thinnermp3、Unit1BLetslearnswf、Unit1BMatchandsayswf等9份课件配套教学资源，其中PPT共35页， 欢迎下载使用。

Let’s ask tw f yu t answer this questin.
Hw tall are yu?
The girl is than the by.
Girl: I'm 1.2 metre.Hw tall are yu?
By: I’m 1 metre tall.
Ask and answer.
1.2 metres — ne pint tw metres1.6 metres — ne pint six metres 1.9 metres — ne pint nine metres1.? metres — ne pint ? metres
1. Hw ld are yu? I am ____ years ld.2. Hw tall are yu? I am ____ cm tall. = I am ____ m tall.3. Hw heavy are yu? I am ____ kg.
Make dialgues.
Presentatin
Lk at the mther elephant and the baby elephant. The mther elephant is ____. The baby elephant is ____.
Let's read.
cm=centimetre 厘米m=metre(meter) 米kg=kilgram 公斤，千克t=tn 吨
大多数形容词和副词有三个等级：(1)原级,即原形(2)比较级,表示“较……”；“更……”(3)最高级，表示“最……”
规则变化:1.一般在词尾加-er eg. cld — clder, ld — lder
形容词的比较级变化形式
1. tall — _______ 7. small — _______2. shrt — _______ 8. cl — _______3. strng — _______ 9. cld — _______4. ld — _______ 10. warm — _______5. yung — _______ 11. deep — _______6. lng — _______ 12. light — _______
2.重读闭音节词尾只有一个辅音字母时，先双写这个辅音字母，再加-er eg. big — bigger, thin — thinner3.以“辅音字母+y”结尾的双音节词，先改y为i，再加-er eg. easy — easier, happy — happier
big — _______ thin — _______fat — _______ht — ______wet — ______sad — ______
以前学的-ing格式也遵守重读闭音节要双写的原则哦。如：run-runningswim-swimming
heavy — _______funny — _______happy — _______
以前学习的名词复数形式和三单形式，也遵守不发音的y要去y为i，再加-es的原则哦。如：butterfliesfly — flies
3.以不发音的e结尾，直接加-r。eg. large — larger nice — nicer
4.多音节词和部分双音节词在词前加 mre。 eg. delicius — mre delicius interesting — mre interesting serius — mre serius
多音节是指大于等于3个音节的单词。前面加mre(更加)，表示更加怎么样。如：beautiful — mre beautifulexcited — mre excited
不规则变化:eg. gd/well — better bad/badly — wrse many/much — mre little — less far — farther/further
形容词的比较级的用法
表示两者(人或事物)的比较。eg. I am taller than Tm. My dress is mre beautiful than hers.
Let's learn
Match and say
1) 一般情况下，在形容词后加-er lng→lnger, strng→strnger, fast→faster 2) 以不发音的e结尾的形容词，加-r large→larger, nice→nicer, safe→safer 3) 以一个辅音字母结尾的重读闭音节词，双写末尾辅音字母，再加-er。 fat→fatter, thin→thinner, big→bigger
4) 以辅音字母加y结尾，变y为i，加-er happy→happier, busy→busier, early→earlier, funny→funnier, heavy→heavier 5) 多音节词，单词前加mre beautiful→mre beautiful6) 不规则变化 gd/well→better, many/much→mre, little→less, bad/ill→wrse, ld→lder, far→farther/further
Lk! This girl is Cathy.Hw lvely the girl is! She has ... arms. She has ... hair and ... eyes. She is ... years ld. She is tall.She is She likes ...
Talk and write
1. I’m 164cm tall.(对画线部分提问)
2. I’m 13 years ld. (对画线部分提问)
3. I like the yellw rabbit.(对画线部分提问)
_____ ____ are yu?
_____ ______ are yu?
Hw tall
Rewrite the sentences.
______ rabbit ____ yu ____?
Which d like
4. Wu Yifan is yunger than Lucy.(改为一般疑问句)
5. Chen Jie is shrter than Miss White. (对画线部分提问)
___ Wu Yifan ______ ____ Lucy?
____ is shrter than Miss White?
Is yunger than