1、Unit 5 Section A Grammar Focus-4c 导学案班级：姓名：Unit 5 What were you doing when the rainstorm came ?Section A Grammar Focus第3课时学习目标：1.语言能力：能正确的使用连词When和while(Conjunctions When and While)， when 和while的用法及区别。 2.文化意识：(1)鼓励学生仔细观察周围事物并善于发现生活中的美。 (2)发展学生的合作精神和乐观的态度。3.思维品质：通过小组合作总结语法规律，学会正确使用过去进行时。并且用过去进行时描述自己过
2、去的事件。4.学习能力：能够用过去进行时谈论过去发生的事情，能够正确运用when和while引导的时间状语从句。通过掌握这些描述的词，进行简单的对话及进行句子的仿写。学习重、难点：重点：学生能够用过去进行时谈论过去发生的事情，能够正确运用when和while引导的时间状语从句。难点: 1.学习和掌握过去进行时的学习和用法。2.掌握副词短语“when”和“while”。自学指导自学检测及课堂展示课前预习一、用所给词的适当形式填空1. While we _ (wait) for the bus, a girl _ (run) up to us.2. I _ (talk) with a friend
3、 when Bob _ (come) in.3. Jim _ (jump) on the bus when it _ (move) away.4. We _ (test) the new machine when the electricity _ (go) off.5. She _ (not want) to stay in bed while the others _ (work) in the fields.6. While mother _ (put) Cathy to bed, the door bell _ (ring).7. While I _ (walk) in the par
4、k, it _ (begin) to rain.8. Even when she _ (be) a child she _ always_ (think) of becoming an actress. 9. I _ (have) my breakfast at half past six yesterday morning.10. What _ you _ (do) at that time? We _ (watch) TV.二、用 when 和while 填空。1.We were talking _ the teacher came into the classroom.2.I was d
5、oing my homework _ my mother was cooking in the kitchen.3. _ the boy was walking in the street, a UFO landed in front of him. 4._ I saw the boy, he was talking on the phone.导入1.What was she doing at 8:00 p.m. last night ?2.What was he doing at that time last night ?3.What were they doing when I post
6、ed the notice ?4.Make conversations with your partners.语法小组合作探究一、过去进行时1.含义 表示在_或_正在进行的动作。2.结构 _3.标志性词_二、 过去进行时的基本句式1.肯定句：_2.否定句：_3.一般疑问句：_4.特殊疑问句：_三、 Lets practice1.I _ (have) my breakfast at half past six yesterday morning.2.Mary _ (go) over her lessons from six to seven last night.3.What _ you _ (
7、do) at that time? 4._ they _ (have) a meeting at 4:00 yesterday afternoon? 5.When he knocked at the door, my aunt _ (cook) 6.While mother _(watch) TV, Tom came in.四、辨析现在进行时和过去进行时的区别五、找出从句中连词（when or while）及与其后的动词形式。六、瞬间性动词 &延续性动词瞬间性动词：1.含义：_2. 常见词：_延续性动词：1.含义：_ 2.常见词：_七、when&whilewhen引导的时间状语从句：跟_动词连
8、用，表示时间_或时间_。后接时态：_。while引导的时间状语从句：跟_动词连用，表示时间_或时间_。后接时态：_。如果主句和从句都是延续性动作，又是同时发生,此时时间状语从句多用_引导。八、Fill with “While” or “When”.1._ May was talking on the phone, her sister walked in. 2._ Rita bought her new dog, it was wearing a little coat.3._ I saw Mike, he was wearing a green shirt.4._ I was dancing
9、, he was singing loudly.5. _ Linda finally saw Dave , he was jumping with a dog .6. I was cleaning my room _ he came in.Practice4a Look at the table and write sentences with both while and when._4b Fill in the blanks with was, were, when or while.At 7:00 a.m., I woke up. _ I _ making my breakfast, m
10、y brother _ listening to the radio. _ I was eating, the radio news talked about a car accident near our home. My brother and I went out right away to have a look. _ we got to the place of the accident, the car _ in bad shape from hitting a tree. But luckily, the driver _ fine. The roads _ icy becaus
11、e of the heavy snow from the night before.4c What were you doing at these times last Sunday？Fill in the chart. Then ask your partner.After that, try to make a report._课堂练习一、 单项选择1.Why did the car hit the boy? Because the driver _ on the phone at that time. A. talk B. is talking C. was talking D. hav
12、e talked2. _ I was studying in the library, Mike called me.A.Before B.What C.How D.While3.When I left there yesterday, Mr. Smith _ home.A.walks B.walked C.was walking D.is walking4.While she _ the newspaper, Granny _ asleep. A.read; was falling B.was reading; fell C.was reading; was falling D.read;
13、fell 5._ Jennifer was reading a magazine, his sister was listening to music.A. While B. When C. What time D.How二、用所给词的适当形式填空1.The girl _ (have) a piano lesson at this time yesterday. 2.While he _ (wait) for the bus, he read a newspaper. 3.When the visitors_ (come), the students _ (have) an art class
14、.4.My mother _ (sweep) the floor when I _(leave) home.5.Sally_(take)a photo of her friends while they _ (play) computer games. 6.They _ (watch) TV at 8:00 yesterday evening.7. Can Peter play games with us, Mrs. Hawking? Wait a minute. He _ (take) a shower. 8.John _ (drive) home when it_ (rain) last
15、night.课后作业Level B: 用思维导图总结过去进行时的用法。Level A: Write a short report about what your friends were doing when something unforgettable happened.【参考答案】课前预习一、用所给词的适当形式填空1.were waiting ; ran 2. was talking;came 3.was jumping;moved 4. were testing; went5.didnt want; were working 6.was putting; rang 7.was walk
16、ing; began8. was ;was thinking 9.was having 10. were doing; were watching二、用 when 和while 来填空1. when 2. while 3.When/While 4.When导入1.What was she / he/ were they doing ?2.Lets practice语法小组合作探究一、过去进行时1.含义 表示在过去某一时刻或某段时间正在进行的动作。2.结构 was/ were +Ving3.标志性词at that time = thenat this time yesterday (mornin
17、g/afternoon/evening) at eight last nightfrom.to.when/while引导的时间状语从句二、过去进行时的基本句式三、Lets practice四、辨析现在进行时和过去进行时的区别五、找出从句中连词（when or while）及与其后的动词形式。六、瞬间性动词 &延续性动词瞬间性动词：1.含义：动作可以延续一段时间,而不是瞬间结束。2.常见词：be ，have ，keep , know , learn , read, sing , watch , walk 等延续性动词：1.含义：动作极为短暂，瞬间结束。 2.常见词：buy，close ，give
18、，lose，join ，open ，go等七、when & whilewhen引导的时间状语从句：跟瞬间性或延续性动词连用，表示时间点或时间段。后接时态：一般过去时和过去进行时while引导的时间状语从句：跟延续性动词连用，表示时间段。如果主句和从句都是延续性动作，又是同时发生,此时时间状语从句多用while引导。八、Fill with “While” or “When”.Practice4a Look at the table and write sentences with both while and when.1.While John was taking photos, Mary b
19、ought a drink.John was taking photos when Mary bought a drink.2.While John was playing the piano, Mary left the house. John was playing the piano when Mary left the house. 3.While John was cleaning his room, Mary turned on the radio. John was cleaning his room when Mary turned on the radio. 4.While
20、John was shopping, Mary took the car to the car wash. John was shopping when Mary took the car to the car wash.4b Fill in the blanks with was, were, when or while.4c What were you doing at these times last Sunday？Fill in the chart. Then ask your partner. After that, try to make a report.略课堂练习一、单项选择C D C B A二、 用所给词的适当形式填空。
