牛津英語(yǔ)7A Unit 4重點(diǎn)難點(diǎn)講解

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1、譯牛7A Unit 4重點(diǎn)難點(diǎn)講解 ? 1.Let’s have a hamburger. 讓我們吃個(gè)漢堡包吧。(P58) “Let’s”是“Let us”的縮寫(xiě)形式,其后接動(dòng)詞原形(即省去to的動(dòng)詞不定式)。以“Let’s”開(kāi)頭的句子為祈使句。例如: Let’s go fishing.讓我們?nèi)メ烎~(yú)吧。 Let’s play badminton. 讓我們打羽毛球吧。 2.I need a lot of energy. 我需要許多能量。(P58) (1)句中的need作動(dòng)詞,意為“需要”。例如: Do you need my help?你需要幫助嗎? I don’t nee

2、d any money.我不需要錢(qián)。 need還可作情態(tài)動(dòng)詞,常用于否定句。例如: ---Must I finish the work today?---No, you needn’t. ——我必須今天完成這項(xiàng)任務(wù)嗎?——不必。 (2)a lot of = lots of 意為“許多、大量的”,相當(dāng)于many或much。例如: He has a lot of friends here. = He has many friends here.他這兒有許多朋友。 Her parents have a lot of money. = Her parents have much money

3、.她父母親很有錢(qián)。 3.You never exercise. 你從來(lái)不鍛煉。(P58) (1) never是副詞,意為“永不,從不,決不,從未,一點(diǎn)也不”。通常置于行為動(dòng)詞之前、be動(dòng)詞或助動(dòng)詞之后。例如: We never go to school on Sundays.我們星期天從來(lái)不上學(xué)。 I am never late for work.我上班從不遲到。 I will never forget your birthday.我決不忘記你的生日。 (2) 句中的exercise 作動(dòng)詞,意為“鍛煉”。例如: My father exercises in the park e

4、very morning.我父親每天早晨在公園鍛煉。 exercise還可作名詞,意為“鍛煉”。例如: We need enough exercise every day.我們需要每天鍛煉。 4.I walk to my bowl many times a day. 我一天跑向我的飯碗好多次。(P58) (1)句中的walk為不及物動(dòng)詞,walk to相當(dāng)于go to … on foot,意為“步行去……”例如: She walks to school every day.她每天步行上學(xué)。 walk也可作及物動(dòng)詞,意為“帶……散步,帶……遛彎”。例如: She walks him

5、 every day. 她每天帶他散步。(P28) walk還可作名詞,意為“散步,溜達(dá)”。例如: I take my dog for a walk every day.我每天溜狗。(P14) He often goes for a walk after supper.他經(jīng)常晚飯后去散步。 (2) times意為“次數(shù)、倍數(shù)”,屬可數(shù)名詞。例如: We have meals three times a day.我們一天吃三頓飯。 time也可作不可數(shù)名詞,意為“時(shí)間”。例如: We don’t have much time to chat with each other at s

6、chool. 我們?cè)趯W(xué)校沒(méi)有多少時(shí)間相互聊天。 5. What is your favourite food? 你最喜愛(ài)的食物是什么? (P59) They are my favourite.他們是我的最愛(ài)。(P59) 句中的favourite是形容詞,意為“心愛(ài)的,最喜愛(ài)的”,修飾名詞。例如: What is your favourite colour? 你最喜愛(ài)的顏色是什么? favourite也可作名詞,意為“最喜愛(ài)的東西,最愛(ài)”。例如: This song is one of my favourites.這首歌是我最喜愛(ài)的歌曲之一。 6.I want to be a d

7、ancer. 我想要當(dāng)舞蹈家。(P60) (1)want to be …意為“想要當(dāng)/成為……”,want to do sth.意為“想要干某事”。例如: My sister wants to be a teacher when she grows up. 我妹妹長(zhǎng)大后想要當(dāng)教師。 I want to go shopping this afternoon. 今天下午我想要去購(gòu)物。 (2)dancer是由動(dòng)詞dance加后綴-er變化而來(lái)的。例如: Wait-waiter; play-player; work-worker, teach-teacher; drive-driver;

8、 write-writer; swim-swimmer; run-runner; 7.It’s easy for me to get tired when I dance. 我跳舞時(shí)很容易疲勞。(P60) (1)該句的句型結(jié)構(gòu)為“It is adj. for sb. to do sth.”意為“做某事對(duì)某人來(lái)說(shuō)…”, it為形式主語(yǔ),真正的主語(yǔ)為動(dòng)詞不定式to do sth.。因此,原句可改寫(xiě)為:To get tired when I dance is easy for me。例如: It is important for us to read English every day.=

9、To read English every day is important for us. It’s not easy to learn English well.= To learn English well is not easy. It’s great fun to play computer games.= To play computer games is great fun. (2)句中的get為連系動(dòng)詞,與tired構(gòu)成系表結(jié)構(gòu)。例如: The young man looks so cool.這位小伙子看上去很酷。 I feel happy to be with yo

10、u.跟你在一起我很開(kāi)心。 The cake tastes delicious.這蛋糕償起來(lái)很好吃。 I feel hungry. I want to have some bread.我感到餓了,想吃些面包。 I feel tired after swimming.游泳后我感到疲勞。 8.I usually have fruit and vegetables because I want to be healthy. 我通常吃水果和蔬菜,因?yàn)槲蚁虢】怠?P60) because是連詞,后接表示原因的狀語(yǔ)從句;because of后接表原因的詞或短語(yǔ)。例如: I like my cla

11、ssroom because it is big and clean. 我喜歡我的教室,因?yàn)樗却笥指蓛簟?P24) I don’t like the mooncakes because they are too sweet.我不喜歡月餅,因?yàn)樘鹆恕? He can’t play football any more because of his poor leg.由于可憐的的那條腿,他不奶奶感再踢足球了。 9.After class, I also like playing computer games and chatting with my friends on the Intern

12、et.課后我也喜歡玩電腦游戲和在網(wǎng)上與朋友聊天。(P60) also是副詞,意為“也”,與too同義,但also一般置于行為動(dòng)詞之前、be動(dòng)詞或助動(dòng)詞之后;too一般置于句未。例如: She is also from America.= She is from America, too. I also like singing.= I like singing, too. either也可表示“也”,但通常用于否定句, 一般置于句未。例如: We don’t go to school on Sundays. They don’t go to school on Sundays, ei

13、ther. 10.It's time for me to change now. 我現(xiàn)在該改變了。P60) 此句型為It's time for +名詞/代詞+to+動(dòng)詞原形,是一個(gè)常用的句型,意為“某人該做某事了;某人做某事的時(shí)間到了;是某人做某事的時(shí)候了?!崩纾? It's time for the students to play games. 學(xué)生們?cè)撟鲇螒蛄恕? It’s time for us to go to school. 我們?cè)撋蠈W(xué)了。 這一句型也可用下列句型: (1)It's time for+名詞。例如: It’s time for class.該上課了。 I

14、t's time for lunch. 是吃中飯的時(shí)候了。 (2)It's time to+動(dòng)詞原形。例如: It's time to go to school.= It's time for school. 該去上學(xué)了。 It's time to have supper.= It's time for supper. 是吃晚飯的時(shí)候了。 11.I plan to go swimming twice a week. 我計(jì)劃一周游泳兩次。(P60) (1)go swimming意為“去游泳”。go+V-ing結(jié)構(gòu)表示去進(jìn)行帶有娛樂(lè)性的體育活動(dòng)。例如: go running去跑步 g

15、o shopping 去買(mǎi)東西 go fishing去釣魚(yú) go skating去溜冰 (2)twice意為“兩次,兩倍”。例如: Amy goes to the Swimming Club three times a week. Amy一周去游泳俱樂(lè)部三次。(P64) 對(duì)twice a week,three times a week等提問(wèn)時(shí),用How often。例如: How often does Amy go to the Swimming Club? 12. How much do you know about food? 關(guān)于食物你知道多少?(P63) (1)How

16、much常用來(lái)對(duì)不可數(shù)名詞的數(shù)量提問(wèn),也可用于詢問(wèn)價(jià)錢(qián),還可詢問(wèn)抽象名詞或表示事物總稱的名詞的數(shù)。例如: How much milk do you need? How much do you know about their school? How much is the chicken? (2)若對(duì)可數(shù)名詞的數(shù)量提問(wèn),通常用how many。例如: How many people are there in your family? 13.How often do they exercise? 他們多長(zhǎng)時(shí)間鍛煉一次?(P64) How often常用于對(duì)頻率的提問(wèn),意為“多長(zhǎng)時(shí)間

17、一次”,其答語(yǔ)通常是once a week, three times a month, sometimes等表示頻的副詞及短語(yǔ)。例如: ---How often do you go to see your parents?---Twice a month.——你過(guò)多久去看你父母親一次?——一月一次。 ---How often does your cousin play computer games? ---Three times a week.——你表弟多長(zhǎng)時(shí)間玩一次電腦游戲?——一星期三次。 ---How often do you go fishing?---Never, but my

18、 father does once a week.——你過(guò)多久去釣一次魚(yú)?——從不,不過(guò)我父親每周去一次。 14.Daniel spends all his free time sitting in front of the computer. Daniel把所有的業(yè)余時(shí)間都花在電腦前面。(P64) 此句型為spend some time (in) doing sth.,意為“某人花費(fèi)……時(shí)間干某事”,spend后接動(dòng)詞,介詞in可省略;spend后接名詞時(shí),用句型spend some time on sth.,意為“某人在某事方面花費(fèi)……時(shí)間”。例如: I usually spend

19、about an hour doing my homework every day. = I usually spend about an hour on my homework every day. 我每天通?;ò雮€(gè)小時(shí)做家庭作業(yè)。 He spends fifteen minutes walking to school.他花15分鐘步行上學(xué)。 也可用it takes sb. some time to do sth.這一句型,意為“某人花費(fèi)……時(shí)間干某事”。例如: It takes half an hour to cook.要花半個(gè)小時(shí)做飯。 上面的兩個(gè)例句可分別改寫(xiě)為: It us

20、ually takes me about an hour to do my homework every day. It takes him fifteen minutes to walk to school. 15.You are not fit at all.你一點(diǎn)也不健康。(P69) (1)at all意為“一點(diǎn)也(不)”,常與not連用,構(gòu)成句型not…at all。例如: I’m not tired at all. ---Are you hungry?---Not at all. not與at all連在一起,用來(lái)表示“答謝”。例如: ---Thank you.---

21、Not at all. (=You’re welcome.) (2)句中的fit是形容詞,意為“健康的,結(jié)實(shí)的”,相當(dāng)于healthy。例如: If you want to keep fit, you should take more exercise. 16.Congratulations! 祝賀你(們)!(P65) Congratulations是名詞,常用復(fù)數(shù)形式,其后可接to sb.或on doing sth.,意為“向(某人)祝賀(某事)”。例如: Congratulations to you on winning the match. Congratulations o

22、n your success(成功). 17.I like hamburgers but I don’t eat them any more.我喜歡漢堡包,不過(guò)我不再吃了。(P70) not…any more意為“不再……”。例如: I won’t be late any more.我再也不遲到了。 He doesn’t play computer games any more.他再也不完電腦游戲了。 18.Good luck with your new diet and lifestyle. 愿新的日常飲食幾生活方式為你帶來(lái)好運(yùn)(成功)。(P70) (1)luck是名詞,意為“運(yùn)氣、幸運(yùn)”。例如: He always has good luck.他總很走運(yùn)。 I wish you luck. 祝你幸運(yùn)。 (2)若表示“祝(你)好運(yùn);祝(你)順利;祝(你)平安!”,則表達(dá)為:Good luck! Good luck 后接人時(shí)用 Good luck to sb.,Good luck后接sth.時(shí)用Good luck with sth. 例如:Good luck to you! Good luck with your English!

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