英语人教版四年级下册unit4 at the farm 第二课时.docx

Unit4: At the farmThe second period预习案1.Ask students to review the words: carrot, tomato, potato, green beans.2.Ask students to review the sentences: Are these? Yes, they are. What are these?The second period导学案备课时间：4.22 上课时间：4.24 节次：20 MondayTeaching aims and asks:1. Ask students to review the words: carrot, tomato, potato, green beans.2. Ask students to review the sentences: Are these? Yes, they are. What are these?3. Can describe the colours of the vegetables.Teaching important point:Can listen, say and read the sentences.Teaching difficult point: The using of“Are these”Teaching preparing: The radio, the word cards and the teaching pictures.Teaching steps:Step1、Warm-up1.Sing the song Our school.Step2、Revision1.Lets chantI like tomatoes. I like potatoes. Carrots I will try. I love to eat green beans. But onions make me cry.2.Play activities: Whats missing?Step3、Presentation1.Teach the sentences: Look at these! Are these? Yes, they are.The teacher show the carrots and ask: What are these? Are these carrots? 2.Teach the sentences: What are these? They are.3.Play activities: guess and say4.Lets talk(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 make a dialogue in pairs.Step4、Consolidation and extension1.A.Lets play2.Make a surveyStep5、Test一、根据问句，找出相应的答句，并将序号填入括号内。( )1. What are these? A. Yes , they are.( )2.Is this a tomato? B. They are potatoes.( )3.Are these carrots? C. Yes, it is.( )4.How many tomatoes do you have? D. Three二、按要求写出下列单词的单复数形式。1.胡萝卜（单数）_ 2.土豆（复数）_3.豆角（复数）_ 4.西