1、Unit 4 I used to be afraid of the dark.,人教九年级英语,Section A（4a-4c）,课前预习,Appearance prns,short,tall,课前预习,Personality psnlti,shy,outgoing,Grammar Focus,Grammar Focus,used to意为“过去常常”，用于表示过去习惯性的动作或存在的状态（强调与现在的对比，暗示现在不做了）。其中to为不定式符号，后跟动词原形。used to只用于一般过去时态，没有人称和数的变化。,一、used to的用法,例： Tom used to be very thi
2、n, but now hes big and strong. 汤姆以前很瘦，但现在他又高又壮。,二、used to的句式变化,1. 否定句used not 主语 + to do sth. didnt use,例： Mike used not to study hard. = Mike didnt use to study hard. 迈克过去不努力学习。,Grammar Focus,2. 一般疑问句Did+ 主语 + use + to do?答语：Yes, sb. did. / No, sb. didnt.,例： Did you use to go to museums? 你以前常去博物馆吗？
3、Yes, I did. / No, I didnt. 是的。/ 不是。,Grammar Focus,3. 反意疑问句 主句+ didnt+人称代词？,例： Your brother used to have noodles for breakfast, didnt he? 你哥哥过去早餐常吃面条，不是吗？,Grammar Focus,Did he use to wear glasses? used to do sth. 表示过去习惯性的动作或存在的状态。 to后跟动词原形，只用于一般过去时态。,辨 析,Grammar Focus,（1）be used to + n. /pron./doing意
4、为“习惯于”，to是介词，后接名词、代词或动名词。可用于各种时态。 （2）get/become used to sth./doing sth.意为“逐渐习惯于”，强调这一习惯的过程，to是介词。,Grammar Focus,（3）be used to do 意为“被用来做”，被动语态结构，to后跟动词原形。 （4）be used for doing sth. 意为“被用来”，介词for表示功能、用途。,Grammar Focus,giving a speech in public. speech n. 讲话，发声；give a speech 演讲in public 公开地,Grammar Fo
5、cus,being alone 独处 alone是形容词，意为“单独的；独自的”。 例： Her parents were not at home, and she was alone. 她父母不在家，留下她一个人 。 alone : adj./adv. 作表语和宾语补足语，表示（客观上）独自，孤单，数量 上就一个。 lonely : adj. 作表语，表示 （主观上）孤寂，作定语，多修饰表示地点的名词，意为“偏僻的、荒凉的”。,Grammar Focus,4a Write sentences about the past using used to.,Grace / watch a lot
6、of TV / watch a lot of moviesGrace used to watch a lot of TV. She didnt use to watch a lot of movies. 2. my mom / have curly hair / have straight hair _,My mom used to have curly hair. She didnt use to have straight hair.,Practice,Practice,3. Jerry / read books on European history / read books on Af
7、rican culture _ 4. Sandy / teach British English / teach American English _,Jerry used to read books on European history. He didnt use to read books on African culture.,Sandy used to teach British English. She didnt use to teach American English.,4b look at the information and write sentences about
8、Emily.,Emily used to listen to pop music, but now she enjoys country music.,Emily used to watch scary movies, but now she hates scary movies.,Emily didnt use to read a lot of books, but nowshe reads at least six books a year.,Practice,4c Which of these things did you use to be afraid of? Which ones are you still afraid of? Check the boxes and then ask your partner.,THE ENDTHANKS,PPT模板下载： 行业PPT模板： 节日PPT模板： PPT素材下载： PPT背景图片： PPT图表下载： 优秀PPT下载： PPT教程： Word教程： Excel教程： 资料下载： PPT课件下载： 范文下载： 试卷下载： 教案下载：
