1、1 Part A Lets learn Unit 4 At the farm2 Today, Mike, John and Sarah are at old MacDonalds farm(農(nóng)場）農(nóng)場）. There are many vegetables at the farm. Lets go and have a look, OK?3potatopotatoone / a potato one / a potato 4potatopotato es essome potatosome potatoes es5bigsmallThe potato is big. It is big.The

2、 potato is small. It is small.6The potatoes big.areThey are big.7tomatotomatoone one /a tomatoa tomato8tomatotomatoes essome tomatosome tomatoes es9They are red.10carrotcarrotone / a carrotone / a carrot11carrotcarrot s ssome carrotsome carrots s12They are big.13green beangreen beanone / a green bea

3、none / a green bean14green beangreen beans ssome green beansome green beans s15Look at the green beans.Theyre so .long= =are16longlongshortshortIt is long.They are short.17Lets learn again.1819green beangreen beanpotatopotatotomatotomatocarrotcarrots ses ess ses es讓我們把下面的單詞變成復(fù)數(shù)形讓我們把下面的單詞變成復(fù)數(shù)形式吧！式吧！2

4、0Lets play a game.Lets play a game.21Whats missing?Whats missing?22Look at the green beans. Theyre so long!Yes, and the potatoes are big.tomatoestomatoespotatoespotatoesgreen beansgreen beanscarrotscarrots23Look at the.They are 24252627Eating more vegetables is good for our health.多吃蔬菜水果有益健康。多吃蔬菜水果有益健康。281.Read the new words to your partner .讀新單詞給你的讀新單詞給你的同伴聽。同伴聽。2.Copy t