四年级下册英语课件 Unit 4At the farm Part A Let's talk

Unit 4 At the farm Part A Let's talk & Let's play Revision potato carrot tomato green beans New words potato carrot tomato try these yum 名词，马铃薯；土豆 名词，胡萝卜 名词，西红柿 动词，试；尝试 （this的复数形式）这些 （表示味道或气味非常好） Let's talk Look at these! Are these carrots? Wow! They’re so big! Yes, they are. What are these? They’re tomatoes. But they’re yellow! Try some! They’re good. Thanks. Yum. Answer the questions 1. Where are they? _____________________________ 2. What vegetables do they see? _____________________________ 3. What colour are tomatoes? _____________________________ They are at the farm. Carrots and tomatoes. They’re yellow. 句型公式 一般疑问句： —Are these carrots? —Yes, they are. 这是一个一般疑问句。句式“Are these+名词复数？” 用于确认近处的多个事物的名称。意为“这些是……吗？” 肯定答语：Yes, they are. 否定答语：No, they aren’t. 注意：答语是they,不是these。 Yes, they are. Are these apples? Example 句型公式 描述事物特征的句型： They’re so big! 这是一个陈述句。句式“They’re+形容词”用来描述一些事物的特点，意为“它们是……的。”形容词是指事物的颜色、大小、性质等方面的词，形容词前还可加上so（这么；那么），very（非常；很）等词来修饰，表示程度。 Yes, they are!