英语人教版四年级下册unit4 at the farm 第一课时.docx

Unit4: At the farmThe first period预习案1.Ask students to review the words: tomatoes ,carrots, potatoes, green beans.2.Ask students to say the sentences: Look at the green beans. Theyre so long! The potatoes are big.The first period导学案备课时间：4.20 上课时间：4.21 节次：19 FridayTeaching aims and asks:1. Can listen, say and read the words: tomatoes ,carrots, potatoes, green beans.2. Can describe the vegetables use the sentences: Look at the green beans. Theyre so long! The potatoes are big.Teaching important point: Can listen, say and read the words and the sentences. Teaching difficult point: Can compare the pronunciation of the words“tomatoes” and“potatoes”Teaching preparing: The radio, the word cards and the teaching pictures.Teaching steps:Step1、Warm-up1Sing the song Our school.Step2、Revision1.Play games: spell the words2.Play games: guess animals.Step3、Presentation1. Read aloud(1)Teach the word: carrotThe teacher say: This is farm. There are many animals and vegetables at this farm. Then show the carrot and teach the word.The teacher ask: What colour are they? They are orange. They are carrots.2.Teach the green beans and the sentences: Look at theThey are so long!The teacher show the green beans and say: Look at the carrots. They are so long! Look at the green beans. They are so long.3.Teach tomato and potatoThe teacher show the tomato and potato and teach the words.4.Show the pictures and ask students to practice the sentences.5.A.Lets learn(1)Listen the tape and point to the pictures.(2)Listen the tape again and read the sentences after the tape.(3)Ask students to practice the dialogue in pairs.Step4、Consolidation and extension1.A.Lets chant2.Play activities: Ask students to retell the sentences.Step5、Test一、看图并根据中文提示将下列对话补充完整。长的 大的 小的 短的1.Look at the_. They are so_.2.Look at the_. They are so_.3.Look at the_. The