1、L/O/G/OFor unit 8七年級第七年級第2727期期Grammarwhen 引導(dǎo)的時間狀語從句引導(dǎo)的時間狀語從句一、含義一、含義在主從復(fù)合句中，用作狀語的從句稱為狀語從在主從復(fù)合句中，用作狀語的從句稱為狀語從句。時間狀語從句是常用的狀語從句。由句。時間狀語從句是常用的狀語從句。由when引導(dǎo)的時間狀語從句用來表示某一時間發(fā)生的引導(dǎo)的時間狀語從句用來表示某一時間發(fā)生的動作。動作。二、用法二、用法1. when引導(dǎo)的時間狀語從句的謂語動詞常用引導(dǎo)的時間狀語從句的謂語動詞常用一般一般現(xiàn)在時或一般過去時?，F(xiàn)在時或一般過去時。(1) I am always very tired when I

2、come home from work.當(dāng)我下班回到家時，我總是很疲倦。當(dāng)我下班回到家時，我總是很疲倦。(2) He was very happy when he heard the news. 他他聽到這個消息時很開心。聽到這個消息時很開心。2. when引導(dǎo)的時間狀語從句可以引導(dǎo)的時間狀語從句可以位于主句之前位于主句之前， 也可以也可以位于主句之后位于主句之后。位于主句之前時，需要用位于主句之前時，需要用逗號將主從句隔開。逗號將主從句隔開。例如：例如：He could speak English when he was five years old.=When he was five ye

3、ars old, he could speak English. 他五歲的時候就會講英語了。他五歲的時候就會講英語了。3. 在時間狀語從句中，在時間狀語從句中，通常不用將來時態(tài)通常不用將來時態(tài)，而用，而用現(xiàn)在時態(tài)表示將來的動作或狀態(tài)現(xiàn)在時態(tài)表示將來的動作或狀態(tài)。(1) I will tell him everything when he comes back. 等他回來，我會告訴他所有事情。等他回來，我會告訴他所有事情。(2) My mother and I will go shopping when my father is on business next Sunday.在我爸爸下周日出差

4、的時候，我媽媽和我將會去在我爸爸下周日出差的時候，我媽媽和我將會去購物。購物。補(bǔ)充：補(bǔ)充：我們也可以用我們也可以用before (在在之前之前)、after(在在之后之后)、while (當(dāng)當(dāng)時時)、as soon (一一就就)、until(直到直到為止為止)等詞等詞(組組)來引導(dǎo)時間狀語從句來引導(dǎo)時間狀語從句例如：例如：(1) She must finish her homework before her dad comes home. 她必須在她爸爸回家之前完成作業(yè)。她必須在她爸爸回家之前完成作業(yè)。(2) I will call you after I get to Tibet. 到了西藏

5、之后，我會給你打電話。到了西藏之后，我會給你打電話。補(bǔ)充：補(bǔ)充：(3) We should be quiet while others talk. 在別人說話的時候，我們應(yīng)該安靜。在別人說話的時候，我們應(yīng)該安靜。(4) My mom cooks dinner as soon as she comes back. 我媽媽一回來就做飯。我媽媽一回來就做飯。(5) Lets wait until the rain stops. 咱們等到雨停為止吧。咱們等到雨停為止吧。used to 的用法的用法一、含義一、含義used to意為意為“曾經(jīng)；以前曾經(jīng)；以前”，相當(dāng)于一個情態(tài)動相當(dāng)于一個情態(tài)動詞，其詞，

6、其后要跟動詞原形后要跟動詞原形，表示過去的習(xí)慣、過去，表示過去的習(xí)慣、過去經(jīng)常發(fā)生的動作或存在的狀態(tài)。經(jīng)常發(fā)生的動作或存在的狀態(tài)。二、基本結(jié)構(gòu)二、基本結(jié)構(gòu)1.肯定句：肯定句：used to +動詞原形動詞原形。例如例如: He used to live here.他過去住在這里。他過去住在這里。2.否定句：否定句：did not/didnt use to +動詞原形。動詞原形。例如：例如： He didnt use to live here.他過去沒有住在他過去沒有住在這里。這里。3.一般疑問句：一般疑問句：Did +主語主語+ use、to +動詞原形？動詞原形？例如：例如：Did he u

7、se to live here? 他過去住在這里嗎他過去住在這里嗎？補(bǔ)充：補(bǔ)充：由于由于used to表示不確定的過去表示不確定的過去，因此不能與確定，因此不能與確定的時間狀語連用，也不能與的時間狀語連用，也不能與since或或for連用以表示連用以表示動作或狀態(tài)的延續(xù)。動作或狀態(tài)的延續(xù)。I.用用when合并兩個句子。合并兩個句子。1.I will go to the museum. I will take a taxi._2.John got a book about nature. He was twelve years old._實戰(zhàn)演練實戰(zhàn)演練 When I go to the mus

8、eum, I will take a taxi. John got a book about nature when he was twelve years old.3.Shall we have a talk? You are free._4.Tom will sing songs. He feels happy._5.She goes to the supermarket. She takes a big bag._Shall we have a talk when you are free? Tom will sing songs when he feels happy.When she

9、 goes to the supermarket, she takes a big bag.II.用所給動詞的正確時態(tài)填空。用所給動詞的正確時態(tài)填空。6.I went to bed after I _ (finish) my homework.7.Tom will go out when the rain_ (stop).8.My father_ (like) playing basketball when he was young.9.My elder brother_ (not use) to play football.10. _ he _ (use) to go swimming in

10、 this river? finishedstopslikeddidnt useDid use III.根據(jù)括號內(nèi)的要求，完成句型轉(zhuǎn)換，每空一詞根據(jù)括號內(nèi)的要求，完成句型轉(zhuǎn)換，每空一詞，縮寫算一詞。，縮寫算一詞。11. Kate used to live in the countryside during the summer holidays. (改為一般疑問句改為一般疑問句) _ Kate_ _ _ in the countryside during the summer holidays?12. I used to get up at 6 o clock. (對劃線部分提問對劃線部分提問

11、) _ _ _ you_ _ get up? Did use to liveWhat time did use to13. His father used to read newspapers in the morning. (改為否定句改為否定句) His father _ _ _ _ newspapers in the morning.14. Did he use to have breakfast in the morning?(改為肯定句改為肯定句) He_ _ _ breakfast in the morning.15. I didnt use to watch TV after s

12、chool.(改為肯定句改為肯定句) I_ _ _ TV after school. didnt use to read used to have used to watchIV.根據(jù)漢語提示，補(bǔ)全短文。每空詞數(shù)不限。根據(jù)漢語提示，補(bǔ)全短文。每空詞數(shù)不限。I think my school life was very interesting and colorful (16) _ (當(dāng)我在當(dāng)我在) primary school. The classes (17) _ (過去開始過去開始于于) at 8:00 a.m.and finish at 4:00 p.m. There (18) _ (過

13、去有過去有) six classes a day from Monday to Friday. (19) _ (我到家以后我到家以后)，I only had a little homework to do and had a lot of time to play with my friends. when I was inused to startused to beAfter I got homeMy bedtime (20) _ (過去是過去是) at 8:30 p.m. But now Im a middle school student. School is over at 6:00

14、 p.m. Every day, I have a lot of homework to do and only have a little free time to play games. I often stay up late to finish my homework. (21) _ (當(dāng)我當(dāng)我晚上上床睡覺的時候晚上上床睡覺的時候)，I always feel so tired. How I miss my primary school life!used to be When I go to bed at nightUnit 8 短語聚會（短語聚會（For Grammar-More

15、practice ）1. make progress2. from that day on3. dream of 4. one another5. come true6. the end of取得進(jìn)步取得進(jìn)步從那天起從那天起夢想夢想;渴望渴望互相互相實現(xiàn)實現(xiàn)的結(jié)尾的結(jié)尾Unit 8 短語聚會（短語聚會（For Grammar-More practice ）7. be interested in8. give up9. find a way10. all around the world 11. be well known對對感興趣感興趣放棄放棄找到一種方法找到一種方法全世界全世界眾所周知眾所周

16、知【操練場操練場】根據(jù)句意選擇適當(dāng)?shù)亩陶Z并用其正確形式填空，根據(jù)句意選擇適當(dāng)?shù)亩陶Z并用其正確形式填空，補(bǔ)全句子補(bǔ)全句子1. You can_ _ if you work hard.2. He_ _ being a doctor when he grows up.3. Lily and Amy always help _ _ in the school.make progressdreams of one another【操練場操練場】4. He thinks his dream will finally_ _.5. I got my first book on my fifth birthda

17、y. _ _ _ _, I liked e trueFrom that day onI.連詞成句。連詞成句。1.will dad comes dinner when we my have back (.)_2.was when old he 8 started he learn to years English (,)(.)_We will have dinner when my dad comes back.第四課時第四課時 (Grammar)When he was 8 years old, he started to learn English.3.used to very be fat

18、she (.)_4.you shy to be did before use (?)_5.was expensive didnt I buy to things because I use poor (.)_She used to be very fat.Did you use to be shy before?I didnt use to buy expensive things because I was poor.II.根據(jù)漢語提示補(bǔ)全句子，每空一詞?？s寫算一根據(jù)漢語提示補(bǔ)全句子，每空一詞?？s寫算一詞。詞。6. 當(dāng)他生病時，他不能上班。當(dāng)他生病時，他不能上班。 He cant go to

19、 work _ _ _ _.7. 當(dāng)我見到簡時，我會即刻給你電話。當(dāng)我見到簡時，我會即刻給你電話。 _ I see Jane, I _ _ you right now. when he is ill When will call8. 我爸爸過去常常在家看書。我爸爸過去常常在家看書。 My dad_ _ _ books at home.9. 湯姆過去常常不吃早餐。湯姆過去常常不吃早餐。 Tom_ _ _ _ breakfast.10.你以前經(jīng)常步行去學(xué)校嗎？你以前經(jīng)常步行去學(xué)校嗎？ _ you _ _ _ to school on foot? used to read didnt use to

20、haveDid use to goIII.根據(jù)對話內(nèi)容，使用根據(jù)對話內(nèi)容，使用when或或used to 的肯定、否的肯定、否定或疑問形式填空。定或疑問形式填空。Judy: Grandpa, what were your school days like?Grandpa: Well, my school days were very different from yours. Now boys and girls go to the same school. When I was young, we (11) _ go to different schools.Judy: Really?Gra

21、ndpa: Yes. Now you write with pencils, pens or even computers. However, we (12) _ have these.We wrote with brushes.used todidnt use toJudy: Did you like studying or reading?Grandpa: I didnt (13) _ I was a little boy. Later, I became interested in reading. (14) _ I found an interesting book, I could

22、read it right now.Judy: (15) _ you _ get good marks in your subjects?Grandpa: Yes, I did. I (16) _ be one of the top students in my class. when WhenDid use toused toIV. 根據(jù)短文內(nèi)容，用根據(jù)短文內(nèi)容，用used to、didnt use to或或when填空，補(bǔ)全短文。填空，補(bǔ)全短文。Katrina used to take dance classes (17) _ she was a little girl. She stud

23、ied so hard that she could dance very well at that time. Now Katrina is 23 years old and she is a great dancer. She (18) _ dance in front of the crowd, but now she often dances in front of the crowd. She(19) _ worry about her future, but now she is very happy because she is so successful. She is bus

24、y every day now. But she often practises dancing (20) _ she has time. Im sure she will be more successful in the future. when didnt use toused towhen第五課時第五課時 (Writing)I.句子漢譯英。句子漢譯英。1. 我每周繪畫一次。我每周繪畫一次。(once a week)_2.我經(jīng)常獨(dú)自在我家附近的湖邊畫畫。（我經(jīng)常獨(dú)自在我家附近的湖邊畫畫。（by a lake)_3.繪畫是非常有趣并充滿樂趣的。繪畫是非常有趣并充滿樂趣的。 (Ml of f

25、an)_4.當(dāng)我繪畫時，我總是感到輕松的。當(dāng)我繪畫時，我總是感到輕松的。(feel relaxed)_5.我想要把我的愛好變成我的事業(yè)。我想要把我的愛好變成我的事業(yè)。(turn . into)_I paint once a week.I often paint by a lake near my home alone.Painting is very interesting and full of fun.When I paint, I always feel relaxed.I would like to turn my hobby into my career.III.書面表達(dá)。書面表達(dá)。

26、假如你是假如你是Jerry，請根據(jù)下面表格的內(nèi)容以及第，請根據(jù)下面表格的內(nèi)容以及第I題的短語或句式，以題的短語或句式，以My hobby為題寫一篇短文，為題寫一篇短文，向大家介紹一下你最喜歡的愛好。向大家介紹一下你最喜歡的愛好。60詞以上。詞以上。提示：提示：Favorite hobbyPaintingHow oftenOnce a weekWhereBy a lake near my homeWhyFull of fun; Feel relaxedDream careerAn artistMy hobbyMy favorite hobby is painting. I paint once

27、a week. I often paint by a lake near my home alone. Painting is very interesting and full of fun. When I paint, I always feel relaxed. I would like to turn my hobby into my career in the future. My dream career is to be an artist. I will work hard to make it come true.I.用所給單詞的適當(dāng)形式完成句子。用所給單詞的適當(dāng)形式完成句子

28、。1. I am_ (interest) in watching TV.2. It is_ (real) kind of you to help me.3. The girl dreams of_ (be) a good teacher.4. _ (go) to wash your hands first, Tom!5. If we work hard, we will make our dreams _ (come) true.第六課時（第六課時（More practice） interested reallybeingcomeGoII.根據(jù)根據(jù)More practice部分的內(nèi)容填空。部分

29、的內(nèi)容填空。John was not very interested in animals (6) _ she was a child. Then, one day, her father gave her a toy chimpanzee. From that day on, she became really interested in animals.When she (7) _ a 16-year-old schoolgirl, Jane dreamt of a career studying wild animals in Africa. Janes mother said, “If

30、 you really want something, (8) _ hard and never give up. when wasworkThen you will find a way.” Janes mother was right. When she was 26, Jane travelled from Britain to the mountains of East Africa. She studied chimpanzees. She watched the animals for a long time and they became her friends. Jane di

31、scovered that these animals greet one another (9) _ a kiss or a hug, and make and use tools. Jane Goodall is now well known all over the world. She made her dreams come true (10) _ she never gave up.withbecauseUnit 8 聽說聽說訓(xùn)練訓(xùn)練 Listen and speak一、一、 模仿朗讀模仿朗讀聽以下短文一遍，給你聽以下短文一遍，給你50秒鐘的時間準(zhǔn)備，然后秒鐘的時間準(zhǔn)備，然后模仿朗

32、讀當(dāng)聽到模仿朗讀當(dāng)聽到“開始錄音開始錄音”的信號的信號 后，立即后，立即在在50秒鐘內(nèi)朗讀短文，當(dāng)聽到要求秒鐘內(nèi)朗讀短文，當(dāng)聽到要求 “停止錄音停止錄音”的信號時，應(yīng)立即中止朗讀。的信號時，應(yīng)立即中止朗讀。When I was eight, I got a book about stars. That was the beginning of my lifetime hobby. I used to go outside on clear nights and look at the sky. Studying the stars was great fun for me. Now it is

33、 my career.下面你有下面你有50秒的時間準(zhǔn)備。秒的時間準(zhǔn)備。二、二、 信息獲取信息獲取(7.5分）分）第一節(jié)聽選信息第一節(jié)聽選信息(0.756=4.5)聽三段對話或獨(dú)白，每段播放兩遍。各段聽三段對話或獨(dú)白，每段播放兩遍。各段 播放前你有播放前你有10秒鐘的閱題時間。各段播放后有兩個問題。請根據(jù)所秒鐘的閱題時間。各段播放后有兩個問題。請根據(jù)所聽到的問題和括號內(nèi)的聽到的問題和括號內(nèi)的 提示，選擇正確的信息在提示，選擇正確的信息在8秒秒鐘內(nèi)口頭回答。鐘內(nèi)口頭回答。聽第一段對話，回答第聽第一段對話，回答第1-2兩個問題。現(xiàn)在兩個問題?，F(xiàn)在 你有你有10秒鐘的秒鐘的閱題時間。閱題時間。1. W

34、hy is Jane going to the post office?(to buy some stamps / to send a letter / to buy some magazines)2. How many stamps does Jane have?(more than 170 / less than 170 / 170) She is going there to buy some stamps. She has more than 170 stamps.聽第二段獨(dú)白，回答第聽第二段獨(dú)白，回答第3-4兩個問題?，F(xiàn)在兩個問題?，F(xiàn)在 你有你有10秒鐘的閱題時間。秒鐘的閱題時間。3

35、. What is Judys favorite sport? (table tennis / football / basketball)4. How often does Judy go to the club? (once a week / twice a week/ every day)Judys favorite sport is table tennis. She goes to the club once a week.聽第三段對話，回答第聽第三段對話，回答第5-6兩個問題。現(xiàn)在兩個問題?，F(xiàn)在 你有你有10秒鐘的閱題時間。秒鐘的閱題時間。5. Why does the woman

36、 want to learn English? (like English / go to America / have nothing to do)6. What class will the woman take? (the class from 7:00 p.m. to 8:00 p.m. / the class from 8:00 p.m. to 9:00 p.m. / the class from 9:00 p.m. to 10:00 p.m.) Because she will go to America. She will take the class from 7:00 p.m

37、. to 8:00 p.m.第二節(jié)回答問題第二節(jié)回答問題(0.754=3)聽下面一段獨(dú)白，錄音播放兩遍。請根據(jù)聽下面一段獨(dú)白，錄音播放兩遍。請根據(jù) 所聽內(nèi)所聽內(nèi)容回答第容回答第7-10四個問題。當(dāng)聽到四個問題。當(dāng)聽到“開始錄音開始錄音”的的信號后，請在信號后，請在8秒鐘內(nèi)口頭回答。秒鐘內(nèi)口頭回答。現(xiàn)在你有現(xiàn)在你有15秒鐘的時間閱讀這四個問題秒鐘的時間閱讀這四個問題7. What does Zhou Ming do?_8. Which subject does Zhou Ming like best?_Zhou Ming is a student. He likes science best.9

38、. What does Zhou Ming think of playing basketball?_10. What may Zhou Mings father look like?_He thinks that playing basketball can keep him healthy.Zhou Mings father may be strong.三、信息轉(zhuǎn)述及詢問三、信息轉(zhuǎn)述及詢問(4.5分）分）第一節(jié)信息轉(zhuǎn)述第一節(jié)信息轉(zhuǎn)述(3分）分）你將聽到一段你將聽到一段 Amy 的的 Im in the Sunshine Music Club的介紹，錄音播放兩遍。請根據(jù)所聽的介紹，錄音播放兩

39、遍。請根據(jù)所聽 到的內(nèi)容，結(jié)合以下要點提示，在到的內(nèi)容，結(jié)合以下要點提示，在50秒鐘內(nèi)說一秒鐘內(nèi)說一段話介紹段話介紹Amy所在的陽光音樂俱樂部，包含三個所在的陽光音樂俱樂部，包含三個要點的內(nèi)容。要點的內(nèi)容?，F(xiàn)在，你有現(xiàn)在，你有15秒鐘的時間閱讀下面的要點提示。秒鐘的時間閱讀下面的要點提示。 下面請聽錄音兩遍。下面請聽錄音兩遍。下面你有下面你有50秒鐘的時間準(zhǔn)備。你的介紹秒鐘的時間準(zhǔn)備。你的介紹 可以這樣可以這樣開始：開始： Amy is in the Sunshine Music Club.1. What I want to learn in the club2. How I go to th

40、e club3. How you can join the clubOne possible version:Amy is in the Sunshine Music Club. She joined the club to learn to play the piano. She goes to the club on foot. If you want to join the club, you can call 339-3987.第二節(jié)詢問信息第二節(jié)詢問信息(1.5.分）分）你希望了解更多關(guān)于你希望了解更多關(guān)于Amy的的Im in the Sunshine Music Club的情況，請

41、根據(jù)以下提示向她提兩個的情況，請根據(jù)以下提示向她提兩個問題。每個問題有問題。每個問題有15秒鐘的準(zhǔn)備時間和秒鐘的準(zhǔn)備時間和8秒鐘的提秒鐘的提問時間。問時間。請你準(zhǔn)備第一個問題。請你準(zhǔn)備第一個問題。11.你想了解你想了解Amy什么時候加入這個社團(tuán)，你問：什么時候加入這個社團(tuán)，你問：_請你準(zhǔn)備第二個問題。請你準(zhǔn)備第二個問題。12.你想了解你想了解Amy在這個社團(tuán)學(xué)到了些什么，你問在這個社團(tuán)學(xué)到了些什么，你問_When did you join the club? What did you learn in the club?【寫作目標(biāo)寫作目標(biāo)】每個人都有自己的興趣愛好，并且有的人能將它每個人都有自

42、己的興趣愛好，并且有的人能將它作為自己一生的事業(yè)。假設(shè)你是中學(xué)生莉莉，作為自己一生的事業(yè)。假設(shè)你是中學(xué)生莉莉，請你根據(jù)下面的提示，寫一篇請你根據(jù)下面的提示，寫一篇60 詞以上的文章詞以上的文章，介紹一下你的愛好。，介紹一下你的愛好。寫作一招鮮寫作一招鮮提示：提示：寫作一招鮮寫作一招鮮愛好愛好彈鋼琴彈鋼琴時間時間每天彈鋼琴，周內(nèi)每天半個小時，每天彈鋼琴，周內(nèi)每天半個小時，周末每天兩小時或更多周末每天兩小時或更多地點地點家中家中方式方式喜歡在別人面前彈鋼琴喜歡在別人面前彈鋼琴原因原因彈鋼琴時很快樂，自己很享受彈鋼彈鋼琴時很快樂，自己很享受彈鋼琴的感覺琴的感覺愛好與職業(yè)愛好與職業(yè)想將彈鋼琴作為自己未

43、來的職業(yè)想將彈鋼琴作為自己未來的職業(yè) 確定文章體裁確定文章體裁根據(jù)寫作任務(wù)和要求，可知本文應(yīng)為記敘文。根據(jù)寫作任務(wù)和要求，可知本文應(yīng)為記敘文。 確定文章結(jié)構(gòu)確定文章結(jié)構(gòu)根據(jù)提示內(nèi)容，可推知文章應(yīng)該根據(jù)三部分來寫根據(jù)提示內(nèi)容，可推知文章應(yīng)該根據(jù)三部分來寫第一部分第一部分:說明自己的愛好是彈鋼琴第二部分：闡說明自己的愛好是彈鋼琴第二部分：闡述自己彈鋼琴的時間、地點、方式以及為什么喜述自己彈鋼琴的時間、地點、方式以及為什么喜歡彈鋼琴歡彈鋼琴 第三部分第三部分:表明自己想將彈鋼琴作為自表明自己想將彈鋼琴作為自己未來的職業(yè)己未來的職業(yè) 確定文章時態(tài)確定文章時態(tài)應(yīng)該根據(jù)具體的事件來確定相應(yīng)的時態(tài)。講述自應(yīng)

44、該根據(jù)具體的事件來確定相應(yīng)的時態(tài)。講述自己彈鋼琴的時間、地點、方式以及為什么喜歡彈己彈鋼琴的時間、地點、方式以及為什么喜歡彈鋼琴時，用一般現(xiàn)在時。在談及自己的愛好與未鋼琴時，用一般現(xiàn)在時。在談及自己的愛好與未來職業(yè)時，用一般將來時。來職業(yè)時，用一般將來時。【謀篇布局謀篇布局】 Step 1:詞匯聯(lián)想：詞匯聯(lián)想：favourite, hobby, Monday, Friday, weekend, happy, really, enjoy, feeling, career Step 2:精彩結(jié)構(gòu)：精彩結(jié)構(gòu)：play the piano, at home, half an hour, prefer

45、to, in front of,. would like to .【遣詞造句遣詞造句】My favourite hobby is playing the piano. I play the piano at home every day. From Monday to Friday, I play the piano for half an hour. On weekends, I play the piano for two hours or more. I prefer to play the piano in front of others. When I play the piano,

46、 I am very happy. I really enjoy the feeling of playing the piano. So I would like to turn my hobby into my future career.【小試牛刀小試牛刀】N2 keys語法運(yùn)用語法運(yùn)用 I. 1. When I go to the museum, I will take a taxi. 2. John got a book about nature when he was twelve years old.3. Shall we have a talk when you are fre

47、e? 4. Tom will sing songs when he feels happy. 5. When she goes to the supermarket, she takes a big bag.II. 6. finished 7. stops 8. liked 9. didnt use 10. Did; useIII. 11. Did; use to live 12. What time did; use to 13. didnt use to read 14. used to have 15. used to watchIV. 16. when I was in 17. used to start 18. used to be 19. After I got home 20. used to be 21. When I go to bed at night 短語聚會短語聚會 1. make progress 2. dreams of 3. one another 4. come true 5. From that day on N2 keys 第四課時第四課時I. 1. We will have dinner when my dad comes back.2. When he was 8 years o