unit4 grammar.ppt

1、Unit 4,Unit 4 I used to be afraid of the dark.,Section A 3 Grammar Focus4c,1. shy (名词) _ 2. possible (反义词) _ 3. Asia (形容词) _ 4. success (动词) _ 5. 敢于做某事 (汉译英) _ 6. 应付；处理（汉译英）_ 7. 不再 (汉译英) _,Revision,按要求写出下列词汇或词组。,dare to do sth.,shyness,Asian,impossible,succeed,deal with,notanymore, Tell something ab

2、out Candy Wangs background., Tell something about how Candys life has changed., Whats Candys advice to young people?,根据课本内容，完成下列句子。,1. 我以前是矮个子。 I _ _ be short. 2. 我以前在学校不受欢迎。 I _ _ to be popular in school. 3. 保拉以前的确不爱说话。 Paula _ _ be really quiet. 4. 她以前不喜欢小测验。 She _ _ _ like tests.,Grammar Focus,di

3、dnt use,used to,used to,didnt use to,5. 你以前很矮，不是吗？ You used to be short, _ _? 是的，我是。/ 不，不是。 Yes, I _. / No, I _. 6. 他以前戴眼镜吗？ _ he _ _ wear glasses? 是的，他戴。/ 不，他不戴。 Yes, he _. / No, he _.,didnt you,Did use to,did didnt,did didnt,Grammar,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

4、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,e.g. Tom used to be very thin, 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,e.g. Mike used not to study hard. = Mike didnt use to study hard. 迈克过去不努力学习。,2. 一般疑问句 Did+ 主语 + use + to do? 答语：Yes, sb

5、. did. / No, sb. didnt.,e.g. Did you use to go to museums? 你以前常去博物馆吗？ Yes, I did. / No, I didnt. 是的。/ 不是。,3. 反意疑问句 主句+ didnt+人称代词？,e.g. Your brother used to have noodles for breakfast, didnt he? 你哥哥过去早餐常吃面条，不是 吗？,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,2

6、. be used to + n. /pron./doing 意为“习惯于”，to是介词，后接 名词、代词或动名词。可用于各种 时态。 3. 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。,4. be used to do 意为“被用来做”，被动语态结构，to后跟动词原形。 5. be used for doing sth. 意为“被用来”，介词for表示功能、用途。,根据汉语提示完成句子。 1. 我以前害怕在公众前演讲。 I _ _ be afraid of _ a speech in _. 2. 这种狗是用来帮助

7、盲人的吗？ Are those dogs _ _ _ the blind?,练一练,used to,giving,public,used to help,3. 你表妹以前害怕独自一人，不是吗？ Your cousin _ _ be afraid of _ alone, _ she? 4. 珍妮以前在学校里并不受欢迎。 Jenny _ _ _ be popular in school. 5. 我不习惯午饭吃这么多。 Im _ used to _ so much at lunch time.,used to,being,didnt,didnt use to,not,eating,4a,Practi

8、ce,Write sentences about the past using used to.,1. Grace/watch a lot of TV/watch a lot of movies _ _,点拨：将第一个动作用肯定句来描述过去常进行的活动；将第二个动作用否定句来描述过去不常进行的活动。,Grace 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 _ _,3. Jerry/read books on Euro

9、pean history/ read books on African culture _ _ _,Jerry used to read books on European history. She didnt use to read books on African culture.,adj. 欧洲 (人)的 n. 欧洲人,adj. 非洲 (人)的 n. 非洲人,My mom used to have curly hair. She didnt use to have straight hair.,4. Sandy /teach British English / teach America

10、n English _ _,Sandy used to teach British English. She didnt use to teach American English.,adj. 英国(人)的,4b,Look at the information and write sentences about Emily.,e.g. Emily didnt use to eat a lot of vegetables, but now she loves carrots and tomatoes.,2. Emily used to listen to pop music, but now s

11、he enjoys country music.,3. Emily used to watch scary movies, but now she hates scary movies.,4. Emily didnt use to read a lot of books, but now she reads at least six books a year.,Which of these things did you use to be afraid of? Which ones are you still afraid of? Check the boxes and then ask yo

12、ur partner.,4c,I used to be afraid of being alone.,Im still afraid of being alone.,Did you use to be afraid of the dark?,Yes, I used to be afraid of the dark. Im still afraid of the dark.,Did you use to be afraid of being alone?,No, I didnt. But I used to be afraid of giving a speech in public. n. 讲

13、话，发声 give a speech 演讲 in public 公开地,Did you use to be afraid of flying?,No, I didnt. But I used to be afraid of high places.,Exercises,. 根据括号内的汉语提示，完成下列英语 句子，每空词数不限。 1. Mr Black _ (以前是一 位医生), but now he is a singer. 2. Did your father _ (过去常 常看电视) after supper? 3. You used to have long curly hair, _ (不是吗)? 4. I _ (以前常常骑 自行车去上学), but now I _ (习惯走着去).,used to be a doctor,use to watch TV,didnt you,used to go to school by bike,am used to walking to school,. 根据括号内的要求完成下列句子，每空词 数不限。 1. Mother used to grow flowers in her garden. (改为否定句) Mo