人教PEP版六年级英语下册 Unit1 Part B 第4课时 教学课件PPT小学公开课

1、PEP版英语六年级（下）Part BLets learn & Match and sayUnit 1 How tall are you?Learning goals 能够听、说、读、写单词： thinner, heavier, bigger, smaller, stronger。能够理解形容词比较级的基本构词规律。能够在情境中运用句型“How heavy are you? Im. kilograms.” “A + am/is/ are. than B.”RevisionyoungertallershorterlongershorterolderPlay and sayWarming upEnj

2、oy a songMy small catTim65kgLook and sayHow heavy are you, Tim?Im 65 _k_il_og_r_a_m_s_.I am _h_e_a_vy_.How heavy is Bob?Bob80kgHes 80 _kil o_gr_a_m_s_.He is _h_e_av_i_e_r than Tim.smallerbiggerstrongerthinnerheavierPresentationLets readJohn: How heavy are you, Jim?Jim: Im 52 kilograms.John: Youre he

3、avier than me.Listen and answerQ1: How heavy is Jim?He is 52 kilograms.Q2: Who is heaiver, Jim or John?Jim.Eat less fast food and exercise more, and you will be more healthy.Look and sayQ3：Whose feet are bigger?Mikes feet.Mikes feet _a_r_ebi g_e_r_than Wu Binbins. Wu Binbins feet _a_res_mal ler than

4、 Mikes.Q4：Who is stronger?Zhang Peng.Be kind to others. Help your friends if you can.Key words/n(r)/thinner(thin的比较级)更瘦的 thin变比较级时要双写词尾n， 再加-er。 Tim is thinner than Mike.TimMike/hevi(r)/heavier(heavy/hevi/的比较级)更瘦的heavy变比较级时要先变y为i， 再加-er。Mike is heavier than Tim.MikeTim/b(r)/bigger(big的比较级)更大的big变比较级

5、时要先双写词尾 g，再加-er。The green apple is bigger than the red one./sml(r)/smaller(small的比较级)更小的small变比较级时要先双写词 尾l，再加-er。The red apple is smaller than the green one.Look at Xiong Er. Xiong Er is strong.Look at Xiong Da. Xiong Da is stronger.stronger (strong的比较级)更强壮的Xiong Da is stronger than Xiong Er./str(r)

6、/读出你看到单 词，并说出其 汉语意思。Words gameLindaLook and writeLizLinda _isth_i_n_ne_rt_ha_n_Liz.That is to say, Liz _is h_e_a_vi_e_r_th_a_n_Linda.The elephants ears _a_r_e_b_gi_g_e_rth_a_n_the bears.And the bears eyes _a_r_e_s_m_a_l_ert_h_an_the elephants.SamSam is _s_t_ro_n_g_e_r_t_h_a_nDanny.The lion is _h_ea_

7、v_i_ert_h_a_nthe tiger.Dannythinner在变比较级时，thin要双写词尾n，再加-er；heavy要变词尾的y为i后，再加-er。形容词的比较级构成(二）形容词的比较级用来进行两者之间的比较，说明前者 比后者更Language pointheavier变化规则例词以辅音字母加-y结尾的词，先变y 为i，再加-er。heavyheavier happyhappier重读闭音节，末尾只有一个辅音字 母，双写这个辅音字母，再加-erbigbigger。 thinthinner形容词比较级的构成规则(二）变化规则例词部 分 双 音 节 词 和 多 音节词分别在原级前加m

8、o r e 构成比 较级。beautifulmore beautiful不规则变化goodbetter many/muchmore badworse拓展延伸goodbetterprettyprettierwidewiderfatfatter典例写出下列单词的比较级。Mikes fish isthan.Match and sayA: Howheavy are you? B: Im. kilograms.A: Im/Youre. than.Free talkAsk the group members about their weight and compare them with each oth

9、er.Practice一、写出下面形容词比较级的反义词。shorter(更短的) longershorter(更矮的) tallercolder _h_o_t_e_r_thinner heaiverolder younger smaller bigger二、根据图片提示写单词，完成短文。DavidBobDavid and Bob are good friends. David is s_tr_o_n_g_er_than Bob. But Bob is h_e_avi e_rthan David. Bobis too fat and needs exercise.Whose feet are _b_ig_g_e_r?Davids.wordslanguage pointSummarythinner he