XS三英下Unit 7 Is this an orange课件

B Let's LearnA Let's Listen and SayC Let's Act D Let's ReadE Let's Learn to Learn F Let's Chant G Let's Have Fun水果大杂烩What fruit do you like?你喜欢吃什么水果？Can you say it in English?你会用英语说吗？What’s this?apple 苹果It’s an apple.What’s this?banana 香蕉It’s a banana.What’s this?pear 梨子It’s a pear.What’s this?lemon 柠檬It’s a lemon.What’s this?orange 橘子It’s an orange.Let's play gamesWhat is missing?谁不见了？Let's Chant苹果 apple. apple apple apple香蕉 banana. banana banana banana梨子 pear. pear pear pear柠檬 lemon. lemon lemon lemon橘子 orange. orange orange orangeIs thisIs this aa banana?banana?这是一个香蕉吗？这是一个香蕉吗？a/an 是不定冠词，表示数量“一”。放在可数名词前。a 用在辅音音素开头的单词前。an 用在元音音素开头的单词前。a book 一本书a pen 一支钢笔an egg 一个鸡蛋an apple 一个苹果a与 an 的用法差异a与 an 很相像，两者用法不一样；辅音单数 a在前，元音单数 an 优先。Is this a/an...? 这是……吗？肯定回答： Yes, it is. 是的，它是。否定回答： No, it isn't. 不，它不是。—Is this a pear?—No, it isn't.—Is this an orange?—Yes, it is.—Is this a lemon?—No, it isn't.—Is this a banana?—Yes, it is.—Is this a pear?—No, it isn't.—Is this an apple?—Yes, it is.一、选择填空1.This is _____ apple. A.a B.anC.\2.—Is this a pear? —No, _____. A.it is B.I'm notC.it isn't3.I _____ like oranges. A.don't B.isn'tC.aren'tBAC二、水果找家家。orangelemonpearbananaapple