PEP 4下 U4 A Lets learn.docx

四（下）U4 At the farm A Lets learn安吉天略外國語學(xué)校 翟夢夏教學(xué)內(nèi)容：本課時學(xué)習(xí)的單詞和詞組是tomato,potato,carrot和green bean以及復(fù)數(shù)形式。教學(xué)目標(biāo)：1. 學(xué)生能夠聽，說，認(rèn)讀上訴單詞；并運用句型Theyre.描述蔬菜特征。2. 說唱一首節(jié)奏歡快的英語歌謠。教學(xué)重難點：tomato和potato的復(fù)數(shù)變化形式。教具準(zhǔn)備：含有本課時的單詞卡片（單數(shù)和復(fù)數(shù)）和課件。教學(xué)過程：Step1. Warming-up1. Greetings.2. Present the topic of unit 4 “At the farm”. 3. Sing a chant: At the farm, lets drive a car.【設(shè)計意圖】引導(dǎo)學(xué)生根據(jù)ar的發(fā)音規(guī)則拼讀單詞，從而進入本課時的學(xué)習(xí)。4. Enjoy an English song: Apple tree5. Present the key sentence: Theyre _. 【設(shè)計意圖】在這首歌曲中就有不少形容詞：red，round，sweet，正好可以作為復(fù)習(xí)，為接下來句型的操練貯備形容詞。Step2. Presentation1. Present “tomato” and “tomatoes”a. Guessing game: I have something. Theyre red. Theyre big. Theyre round. Theyre not apples. What are they? 【設(shè)計意圖】通過第一環(huán)節(jié)Theyre的引入，在這里讓同學(xué)們猜一猜就不會顯得新句型的格格不入，反而讓同學(xué)們可以對這一句型又加深了印象。 b. Then teach “tomato” by using similar words: today, make, go, so and no. c. Train work to practice “tomato”. d. PPT shows 4 “tomatoes”, T says: Look at the tomatoes. Theyre _.e. Invite some students to practice.f. Work in 2 to practice “tomatoes”.2. Present “potato” and “potatoes”a. Listen and fill in the blank: _ o _ a_ o【設(shè)計意圖】這兩個單詞確有許多相同之處，不加辨析，同學(xué)們總是拼寫不對。正好利用這樣的單詞聽音變音的方法，將兩個單詞的共同之處加以展示，不同之處加以強調(diào)。b. Train work to practice “potato” and “potatoes” in the same way.c. Pair work to describe “tomatoes” and “potatoes”. Look at the _. Theyre _.3. Present “carrots” and “carrot”a. Read and guess: The tomatoes are red. The potatoes are brown. Rabbits love to eat. Theyre orange. What are they？【設(shè)計意圖】更換了另一種句子結(jié)構(gòu)來增加閱讀，幫助理解。b. Then teach “carrots” by using similar words: cat, tomato, potato.c. Train work to practice “carrots”.d. PPT shows some pictures, T says: I love to eat _.【設(shè)計意圖】將這個句型練習(xí)好，為后面的Lets chant 做鋪墊。e. Invite some students to practice.f. Work in 3 to practice “carrot”.4. Present “green bean” and “green beans”a. Circle the odd ones. (1) apples tomatoes potatoes carrots (2) soup milk lunch juice (3) dog rabbit pig hot dog (4) red brown orange green bean【設(shè)計意圖】前三題有來自于前幾個單元的課堂作業(yè)本上的練習(xí)，又融合了今天新學(xué)的蔬菜類單詞。b. Then teach “green bean” by using similar words: see, eat.c. Train work to practice “green bean” and “green beans”.d. PPT shows some pictures, T says: I like _. I dont like _, but I will try.【設(shè)計意圖】為了讓學(xué)生更好地理解Lets chant 中I will try。e. Group work.Step3. Practice1. Listen and imitate on P39.2. Lets chant, and learn to say “onions”.【設(shè)計意圖】onion一詞不是本課時的核心詞匯，通過Lets chant動畫中圖片的展示，學(xué)生可