人教英语八年级上册 Unit3Section A (1a-1c)(共23张PPT)

形容词及副词比较级的变化顺口溜
比较级要变化一般词尾加er， “辅y”结尾y变i， 最后别忘加er，
e结尾只加r，特殊词特殊记， good更好是better，bad更坏是worse， bigger, fatter和 thinner， 重读闭音节，双写末尾加er， 多音节，特殊变，词前加more很关键。
Compare
heavy
thin
outgoing
serious
compare
Li Yong is m__o_re__o_ut_g_o_in_g_ than Shui Junyi. Shui Junyi is _m_o_r_e_s_e_ri_o_u_s ___ than Li Yong.
8
Tina long hair
Listening 1b Listen and number the pairs of twins (1-3) in the picture.
1 2
3
Listen again and fill in the blanks:
1) Sam has _l_o_n_g_e_r hair than Tom. 2) Tina is _t_a_ll_e_r_ than Tara. 3) Tina sings m__o_re___ lo_u_d__ly__ thanTara. 4) Peter’s h_e_a_v_i_er_ than Paul. 5) Paul’s _sh_o_r_t_e_r_ than Peter.来自Writing（写作）
Do you want to improve 提高 yourself?
Find the differences between your classmates and you, then learn from others to be better.找出你和同学之间的差异，相互 学习变得更好。
15. jump higher 跳的更高
16.get up earlier起的更早
看看谁的眼力更好
Watch and find the comparative words . 观看短片，观察并找出形容词
短片中的形容词：
bigger stronger taller heavier faster
tall
Tara short hair
Tina's hair is longer than Tara's .
Tara's hairis shorter than Tina's.
Tina has longer hair than Tara.
Tara has shorter hair thanTina.
He sings loudly.
Summary归纳
（形容词 副词比较级的规则）
1.___比_较__级__，__要__变_化__，__一__般__词_尾__加__e_r_。_
tall——taller
short—— shorter small——
2.__字__母__e_结__尾__，___直__接___加__r就___可__以__。_____
8. beautiful-- more beautiful 10. good — better
11. outgoing—more outgoing
12. heavy — heavier
Exercises
1 Tom is _____ than Sam.
A. heavy
B. heavyer
C. heavier
Exercises 你能写出下列形容词的比较级吗？
反馈
形容词原形---比较级
形容词原形---比较级
检测
1. tall — 3. big —
taller bigger
2.hot — hotter 4. easy — easier
5. short — shorter
6. nice — nicer
7. happy — happier 9. thin — thinner
She sings more loudly.
She sings_m_o__re___ l_o_u_d_l_y_ than him.
小结：比较级句型结构
A+ is +形容词比较级 +than+B A +动词+副词比较级+than+B
A: I’m taller than you , you are thinner than me B: Yeah, and you run faster than me, but I get up earlier than you.
Homework
1.用比较级句型介绍你和你的朋友（五句话以上） 可从外貌、性格等方面比较。
2.复习课本第114页形容词和副词的比较级的构成
反馈检测
2 Sam ____ ____ than Bob.
A. run faster
B. runs faster
C. run fast
3. Mary ____ ____ ____ than Linda. A. have longer hair B. is longer hair C. has longer hair
4. Who is _q_u_i_et_e_r_(quiet), Alice or Jane? 5. Miss Li is a little _m_o_r_e_o_u__tg_o_i_n_g(outgoing) than her sister.
Groupwork
每6人一组，2人当模特，其他4人各用1~2句 比较级句型介绍两位模特。 例句1： A is taller than B.
5.quiet 安静的 内向的 6.strong 强壮的
7.heavy 重的，胖的
8.thin 瘦的
9.serious 稳重的
10.friendly 友好的
11. smarter 聪明的
12. hard-working 勤奋的
13. play the piano better钢琴弹得更好
14.run faster 跑的更快
short
compare 比较
Yao Min is taller than Pan Changjiang. Pan Changjiang is shorter than Yao Ming.
Hanhong is h_e__a_v_i_e_r_ than LiuYifei. LiuYifei is _t_h_i_n_n__e_r__than HanHong.
nice——nicer large —— larger white——
3.__重__读__闭___音__节__，___末__尾__字__母__要__双__写___，再加er。
smaller whiter
big——bigger thin—— thinner fat—— fatter
4._若__是___辅__音__加__y_结__尾__，___记__得___把__y_变__成__i_，__再__加__e_r_。_____
happy——happier heavy—— heavier easy—— easier
5._多__音__节__和__部__分___双__音__节__词__的__比__较___级__，__在__词__前__面__要___加__m_o__re。
outgoing——more outgoing beautiful— more beautiful
I’m more outgoing than my sister .
Learning aims 学习目标
1.了解并初步运用形容词和副词的比较级。 2.能简单地比较两者的差异。
Let’s check the answers
1.outgoing 外向的
2.both 两个都
3.better 较好的
4. lazy 懒惰的
shorter, thinner, heavier, older, younger, stronger, funnier, quiter, more outgoing, smarter, lazier ...
例句2：A has longer hair than B. shorter hair, bigger eyes, smaller nose ... 例句3：A sings more loudly than B. run faster , jump higher, play the piano better ...