2021年秋人教版八年級上冊英語教學(xué)課件 Unit 10 Section A Grammar Focus-3c

1、Section A Grammar Focus-3cSection A Grammar Focus-3c To practice the sentence structures: If, youll What will happen if they If they, will/wont Should we? If we, theyll Objectives What are you going to do this weekend? go camping go to the park play football stay at home do my homework listen to som

2、e music watching TV go shopping The weather is very important! sunny rainy snowycloudy If it is sunny this weekend sunny If it is sunny this weekend, If it is sunny this weekend, If it is sunny this weekend, I will go camping. I will go to the park. I will play football. rainy If it rains this weeke

3、nd, If it rains this weekend I will stay at home. If it rains this weekend, I will do my homework. If it rains this weekend, I will listen to some music. I think Ill take the bus to the party. If you do, youll be late. I think Ill stay at home. If you do, youll be sorry. What will happen if they hav

4、e the party today? If they have it today, half the class wont come. Should we ask people to bring food? If we ask people to bring food, theyll just bring potato chips and chocolate. Read the sentences I think Ill take the bus to the party. If you do, youll be late. I think Ill stay at home.If you do

5、, youll be sorry. What will happen if they have the party today? If they have it today, half the class wont come. Should we ask people to bring food? If we ask people to bring food, theyll just bring potato chips and chocolate. Grammar Focus I will have a good time tomorrow. I will go to the party t

6、omorrow. If I go to the party tomorrow, Ill have a good time. 合并合并 Grammar Focus: if 條件句條件句 if引導(dǎo)一個(gè)條件狀語從引導(dǎo)一個(gè)條件狀語從句時(shí)，句時(shí)，當(dāng)當(dāng)主句是一般將來主句是一般將來 時(shí)時(shí)時(shí)時(shí), if引導(dǎo)的從句必須用現(xiàn)在時(shí)來引導(dǎo)的從句必須用現(xiàn)在時(shí)來 表示將來可能發(fā)生的動(dòng)作或存在的狀態(tài)。表示將來可能發(fā)生的動(dòng)作或存在的狀態(tài)。 在英語里在英語里, 當(dāng)句子的主句為將來時(shí)態(tài)時(shí)當(dāng)句子的主句為將來時(shí)態(tài)時(shí), 它所引導(dǎo)的它所引導(dǎo)的 時(shí)間狀語從句和條件狀語從句都使用一般現(xiàn)在時(shí)來時(shí)間狀語從句和條件狀語從句都使用一般現(xiàn)在時(shí)來 表示將

7、來時(shí)間表示將來時(shí)間, 這在英語里被稱為這在英語里被稱為“主將從現(xiàn)主將從現(xiàn)”。 主句的將來時(shí)態(tài)并不僅限于我們這一課里所學(xué)習(xí)到主句的將來時(shí)態(tài)并不僅限于我們這一課里所學(xué)習(xí)到 的的will動(dòng)詞原形構(gòu)成的一般將來時(shí)動(dòng)詞原形構(gòu)成的一般將來時(shí), 還包括還包括be going to動(dòng)詞原形、動(dòng)詞原形、be doing所表示的一般將來時(shí)所表示的一般將來時(shí) 以及我們以后會(huì)學(xué)到的其它的將來時(shí)態(tài)。例如以及我們以后會(huì)學(xué)到的其它的將來時(shí)態(tài)。例如: What is he going to do when he grows up? 他他長大了想干什么長大了想干什么？ We are leaving for Xiamen tom

8、orrow if it doesnt rain. 如果如果明天不下雨明天不下雨, , 我們就去廈門。我們就去廈門。 We will buy that microwave next week if its price keeps going down. 如果如果價(jià)格持續(xù)下降價(jià)格持續(xù)下降, ,下個(gè)禮拜下個(gè)禮拜我們就買那臺(tái)微波爐。我們就買那臺(tái)微波爐。 If +, Ill / youll + 條件條件結(jié)果結(jié)果 1. 1. 結(jié)構(gòu)結(jié)構(gòu) For example: If you study, Ill be happy. wear jeans to school, youll be sorry. get up

9、late, youll be late. eat too much, youll be fat. wash your clothes yourself 有時(shí)，我有時(shí)，我們可以使用們可以使用并列結(jié)構(gòu)的祈使句并列結(jié)構(gòu)的祈使句來表來表達(dá)達(dá) if引引導(dǎo)的條件句。如：導(dǎo)的條件句。如： If you set your alarm clock, you wont oversleep. 如果如果你上鬧鐘你上鬧鐘, 你就不會(huì)睡過頭了你就不會(huì)睡過頭了。 Set your alarm clock, and you wont oversleep. If you give him an inch, he will ta

10、ke a mile. 他他會(huì)得寸進(jìn)尺。會(huì)得寸進(jìn)尺。 Give him an inch, and he will take a mile. If you dont give him some food, he will starve. 如果如果你不給他一點(diǎn)吃的你不給他一點(diǎn)吃的, , 他就會(huì)餓死。他就會(huì)餓死。 Give him some food, or/else he will starve. 2. 用法用法 (1)條件狀語從句通常由連詞條件狀語從句通常由連詞if引導(dǎo)引導(dǎo), 意為意為“如果、假如如果、假如”, 主主 句不能用句不能用be going to表示將來表示將來, 而應(yīng)該用而應(yīng)該用sha

11、ll, will。 e.g. If you leave now, you are never going to regret it. (錯(cuò)誤錯(cuò)誤) If you leave now, you will never regret it. (正確正確) (2) if “如果如果”, 引導(dǎo)條件狀語從句引導(dǎo)條件狀語從句, 主句用一般將來時(shí)主句用一般將來時(shí), 從句則從句則 用一般現(xiàn)在時(shí)，用一般現(xiàn)在時(shí)，如：如： If it rains tomorrow, I shant climb the hills. 注意注意: 賓語從句中的賓語從句中的if與條件狀語從句與條件狀語從句if的區(qū)別。的區(qū)別。 賓語從句中的

12、賓語從句中的if“是否是否”相當(dāng)于相當(dāng)于whether, 引導(dǎo)賓引導(dǎo)賓語從句語從句, 時(shí)態(tài)需根據(jù)語境確定時(shí)態(tài)需根據(jù)語境確定。 I dont know if it will rain tomorrow. 我不知道明天是否會(huì)下雨。我不知道明天是否會(huì)下雨。 在閱讀英文文章時(shí)在閱讀英文文章時(shí), , 我們有可能看到這樣的句子：我們有可能看到這樣的句子： If my father will give me permission, I shall spend a few months abroad. 如果我父親同意如果我父親同意, , 我將在國外待幾個(gè)月。我將在國外待幾個(gè)月。 If you will tak

13、e the trouble to read his letter carefully, you will see what he means. 如果如果你肯花一些時(shí)間來認(rèn)真讀他的信，你就會(huì)明白他是你肯花一些時(shí)間來認(rèn)真讀他的信，你就會(huì)明白他是 什么意思了。什么意思了。 在在if-if-分句中用分句中用“will動(dòng)詞原形動(dòng)詞原形”并不單純表示將來意并不單純表示將來意 義，這里的義，這里的will是個(gè)表示是個(gè)表示“意愿意愿”的情態(tài)動(dòng)詞的情態(tài)動(dòng)詞, , 相當(dāng)于相當(dāng)于 be willing to( (愿意愿意) )。 要注意這種要注意這種帶帶“will動(dòng)詞原形動(dòng)詞原形”的的if-if-分句在某些場合是分

14、句在某些場合是 不可以隨便用的不可以隨便用的, , 比如我們可以說：比如我們可以說： If he gets my letter in time, hell be able to change his plans. 如果他及時(shí)收到我的信如果他及時(shí)收到我的信, , 他就能改變他的計(jì)劃他就能改變他的計(jì)劃。 卻卻不可以說成：不可以說成： If he will get my letter in time, hell be able to change his plans. If you would try Italian food, you would like it. 如果你愿意嘗嘗意大利食物如果你愿

15、意嘗嘗意大利食物, , 你會(huì)喜歡它的。你會(huì)喜歡它的。 If you would reserve the seats, we would be sure of a comfortable journey. 如果你愿意訂座如果你愿意訂座, , 我們將肯定會(huì)有一個(gè)舒適的旅程。我們將肯定會(huì)有一個(gè)舒適的旅程。 Dear Su Mei, I dont _(know) what to _(do) about going to Mikes birthday party tomorrow night. My parents _(think) I should study for my English exam

16、next week. If I _(go) to the party, they _(be) upset. Mike _(tell) us wear nice knowdo think go will be Fill in the blanks with the correct forms of the verbs in brackets. 3a told clothes, but I dont _(have) any. If I _(wear) jeans, I _(look) the worst. Also, Im not sure how to _(go) to the party. I

17、f I _(walk), it _(take) me too long. If I _(take) a taxi, it _(be) too expensive. Can you give me some advice please? Tina have wear will look go walkwill take takewill be 1. If I get up late tomorrow, _ 2. If I dont finish my homework, _ I will miss the school bus. my teacher will be angry. Complet

18、e the sentences using your own ideas. 3b 3. If I dont get enough exercise, _ 4. I will not have enough time to study if _ 5. I will not make any friends if _ I wont be strong. I play computer games all the day. I always make them upset. 仿照例子把兩句話合成一句話。仿照例子把兩句話合成一句話。 Example: a. You think you re going

19、 to visit New York City. b. You will see some tall buildings. If you go to visit New York City, youll see some tall buildings. Practice 1. a. You think youre going to study English hard. b. You will do better in English. 2. a. You think youre going to eat and drink more. b. You will be fatter. If yo

20、u study English hard, youll do better in English. If you eat and drink more, youll be fatter. 3. a. They think they are going to do more exercise. b. Their health will be better. 4. a. I think you are going to let me watch TV. b. I will stay at home. Their health will be better if they do more exerc

21、ise. I will stay at home if you let me watch TV. Write a story with your group on a piece of paper. The first person begins the story with “I think I will ” The others add sentences with “if”. Pass the paper around twice. Then read the story. I think I will go to the movies tonight. If I go to the m

22、ovies, I wont finish my homework. If I dont finish my homework 3c 1. bedoing形式形式: 用現(xiàn)在進(jìn)行時(shí)態(tài)表達(dá)將來，主要意義是用現(xiàn)在進(jìn)行時(shí)態(tài)表達(dá)將來，主要意義是 表示按計(jì)劃、安排即將發(fā)生的動(dòng)作，常用于位置轉(zhuǎn)移的動(dòng)表示按計(jì)劃、安排即將發(fā)生的動(dòng)作，常用于位置轉(zhuǎn)移的動(dòng) 詞詞, 如如go、come、leave、start、arrive等等, 也可用于其它動(dòng)也可用于其它動(dòng) 態(tài)動(dòng)詞。如：態(tài)動(dòng)詞。如： The president is coming to the UN this week. 總統(tǒng)這周將到聯(lián)合國來。總統(tǒng)這周將到聯(lián)合國來。

23、We are moving to a different hotel the day after tomorrow. 我們后天將換一家賓館。我們后天將換一家賓館。 在英在英語中語中, 有相當(dāng)多的動(dòng)態(tài)動(dòng)詞都可以用現(xiàn)在進(jìn)行有相當(dāng)多的動(dòng)態(tài)動(dòng)詞都可以用現(xiàn)在進(jìn)行 時(shí)表示將來。時(shí)表示將來。例如：例如： Dinner is ready. Were having fish for dinner. 晚飯好了晚飯好了, 今晚我們吃魚。今晚我們吃魚。 Im spending my holidays in Singapore this year. 今年我要去新加坡度假。今年我要去新加坡度假。 Tom isnt fin

24、ishing his high school until next year. 湯姆明年才高中畢業(yè)。湯姆明年才高中畢業(yè)。 Can you give me some advice please? advice意為意為“勸告；建議勸告；建議”是不可數(shù)名詞，不能說是不可數(shù)名詞，不能說an advice, 而應(yīng)說而應(yīng)說a piece of advice?！皟蓚€(gè)（則）建議兩個(gè)（則）建議”， 我們通常說我們通常說two pieces of advice。注意。注意piece要采用復(fù)要采用復(fù) 數(shù)，數(shù)，advice不可數(shù)，但不可數(shù)，但piece可數(shù)。我們也可以可數(shù)。我們也可以說說some pieces of

25、advice一些建議。如：一些建議。如： Can you give me some advice? 你能給我一些建議嗎？你能給我一些建議嗎？ 與與advice有關(guān)的一些詞組：有關(guān)的一些詞組： ask advice of 向向征征求意見求意見, 請教請教 by sb.s advice 依某人勸告依某人勸告 on sb.s advice 依某人勸告依某人勸告 follow sb.s advice 接受某人意見接受某人意見 give advice 勸告勸告, 忠告忠告 . 翻譯下列句子。 1.如果你不趕快走如果你不趕快走, 你就會(huì)遲到。你就會(huì)遲到。 2 .如果你愛你的父母如果你愛你的父母, 你應(yīng)當(dāng)幫

26、他們做做家務(wù)。你應(yīng)當(dāng)幫他們做做家務(wù)。 3. 如果你更友善一些如果你更友善一些, 你會(huì)交上很多好朋友。你會(huì)交上很多好朋友。 If you dont go soon, youll be late. You should help do the housework if you love your parents. You will make lots of friends if you are more friendly. 4. 如果你帶外校的朋友來如果你帶外校的朋友來, 老師會(huì)讓他們離開。老師會(huì)讓他們離開。 5. 如果你不完成作業(yè)如果你不完成作業(yè), 媽媽不會(huì)讓你玩電游。媽媽不會(huì)讓你玩電游。 6.

27、 當(dāng)你看到當(dāng)你看到Bill Gates, 你會(huì)對他說些什么？你會(huì)對他說些什么？ If you bring friends from other schools, the teacher will ask them to leave. If you dont finish your homework, your mother wont let you play computer games. What will you say to Bill Gates when you see him? 1. 我想我將會(huì)乘公共汽車去參加聚會(huì)。我想我將會(huì)乘公共汽車去參加聚會(huì)。 I _ Ill take the bus to the _. 2. 如果你那樣做，你將會(huì)遲到。如果你那樣做，你將會(huì)遲到。 If you _, _ be late. do youll think party . 根據(jù)課本內(nèi)容，完成下列句子。 3. 我想我將待在家里。我想我將待在家里。 I _ _ stay at home. 4. 如果你那樣做，你將會(huì)覺得很抱歉。如果你那樣做，你將