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1、第4课时学案Unit 3 Is this your pencil?The fourth period Section B (2a-2c)【学习目标】掌握下列词汇：at, in, of, a set of, lost, found, lost and found, school, the, please, David掌握下列句子：Call Ann at 4953539. Is that your computer game in the lost and found case?【重点难点】重点： 掌握下列词汇at, in, of, a set of, lost, found, lost and
2、found, school, the, please 会读公告牌上的招领启事。难点：能使用简单的句子和短语参照范例写出“寻物启示”、“失物招领”等语言材料。【新知预习】一、 英汉互译。1. 电脑游戏_ 2. 字典_ 3. 铅笔盒_ 4. a set of keys _5. 失物招领_ 6.Call Mary at 685-6034_7. his ring_ 8.in English_二、按括号内的要求转换下列句式，每空-词1. Is this your ring?（作肯定回答）Yes, _ _ .2.This is her ruler.（改为-般疑问句） _ _ her ruler?3. It
3、 is an English dictionary.（改为否定句） _ _ an English dictionary.【课堂探究】探究1 Please call Alan at 495-3539.请按号码495-3539给Alan打电话。Call“给打电话”可以说call sb:“给某人打电话”或call+ 电话号码：“拨打电话给”。at + 电话号码：“按电话号码”。因此，call sb at +电话号码意思是“按照电话号码给某人打电话”。针对练习：1.Please me 2093567. 请按照2093567给我打电话。 2. Please your teacher.请给你的英语老师打电
4、话 。 探究2 in the lost and found case.在失物招领箱子里。Lost 寻物启事；Found 招领启事。the Lost and Found 失物招领处；the lost and found case 失物招领箱子/处。in“在里”。如：in the case ,in the bag ,in the backpack .【达标练习】一、单项填空。1. -Is this your sister?-_.This is my friend.A. No, it is B. No, it isnt. C. Yes, it is D. Yes, it isnt2. - How _
5、 you spell it? - P-E-N. A. are B. am C. is D. do3.Whats this?Its a dictionary._. A. Oh, yes B. Yes, it is. C. Thank you.4.Is this your eraser? No, it isnt. I think _.A. it her eraser. B. its her eraser. C. its her eraser.5. Is this _exercise-book? A. you B. he C. her二、根据句意和首字母提示，完成句中所缺单词。1. Her name
6、 is Allan Green. Green is her l_ name.2. Please look up（查词）the words in the d_ .3. How do you s_ it? P-E-N.4. Thats the key in the lost and f _ease.三、按括号内要求完成下列句子，每空-词。1. This is an eraser. (对画线部分提问） _ _ ?2. Is it your watch? (作否定回答) _, it _ .3. _ _ _ _ _ ? -PEN (根据答语写出问句)四、英汉互译。1. Please call Mary . 2. Please call 685-6034. 3. Please call Alan at 495-3539.。 4.请给你的英语老师打电话。 5请拨打529-5647。 6.这是一串钥匙。 7.失物招领橱里有什么？ 8.请问，这是你的棒球吗？ 【学后反思】
