Unit 4 At the farm（单元综合）（课件）-2023-2024学年人教PEP版英语四年级下册

人教PEP 四年级下册 Unit 4 At the farm Follow and imitate Are these carrots? 这些是胡萝卜吗？ 句型结构： 问句 Are these+可数名词复数？ 答语：Yes, they are./ No, they aren’t. 此句型可用于确认事物，是由be动词are引导的一般疑问句。主语these是复数形式。注意回答用they。 例子：Are these horses? No, they aren’t. They are donkeys. 知识详解： Are these______? 快速问答！ apples Yes, they are./ No, they aren't. tomatoes Practice Look at these! What are these? these:这些， 他们（用以说明或询问身份） 知识详解： these 反义词：those （那些） 询问或表述“这些/哪些是什么？”的句型及答语 句型结构 问句 :What are these/those? 答语 :They’re+事物名称。 此句型可用于询问事物的名称，是由what引导的特殊疑问句。 these/those用来指代复数名词，所以be动词用are, these用于指代近处的事物，those用于指代远处的事物。 Free talk What are these? They're... Let's play 1. 三人一组练习对话。 2. 角色扮演， 大胆展示。 （有表情、语气、动作表演对话。） A: What are these? B: Are they...? C: Yes，they are. / No, they aren't. They're... Practice Group work tomatoes What is this?这是什么？ It's a . What are these?这些是什么？ Presentation potatoes They're potatoes. potato potatoes 加上es 变复数 What is this? It's a . What are these? potato Presentation big compare 比一比 Look at the . They are so . Presentation tomatoes small Look at the . They are so . Presentation big carrots It is a carrot. Presentation Look at those . They are and . Presentation carrots short fat green beans What are these? They are . / gri:n ＇bi:nz / Look at the They are . so long Presentation 单数：onion These are onions. This is an onion. onions 元音因素开头， 一个要用an Presentation 随堂练： （ ）1. Are these ________? A.tomato B.tomatoes C.tomatos （ ）2. What ______ these? A.are B.is C.be （ ）3. Look at _______ carrots? A.this B.are C.these （ ）4. A: What are these? B:______ apples. A.they're B.They're C.These