unit7B四課時(shí)1a2c

1、1.big (反義詞反義詞) _ 2. long (反義詞反義詞) _3. white (反義詞反義詞) _ 4. sock (復(fù)數(shù)復(fù)數(shù)) _ 5. shoe (復(fù)數(shù)復(fù)數(shù)) _ 6. this (復(fù)數(shù)復(fù)數(shù)) _7. that (復(fù)數(shù)復(fù)數(shù)) _ 8. dollar (復(fù)數(shù)復(fù)數(shù)) _9. 需要我?guī)椭鷨幔啃枰規(guī)椭鷨幔?_10. 這個(gè)怎么樣？這個(gè)怎么樣？ _ 11. 我將買它。我將買它。_12. 三美元兩雙三美元兩雙 _13. 給你給你 _ shortsmall一、按要求寫出正確的單詞或詞組。一、按要求寫出正確的單詞或詞組。blacksocksshoesthosedollarsthese can i

2、 help you?revisionhow/what about this one?ill take it. three dollars for two pairshere you are. how much is that hat?its five dollars.how much is/are?its /theyre$10$5$6$3$9$8numberspresentationteneleventwelvethirteenfourteenfour+ teen16 sixteen17 seventeen19 nineteenfifteeneighteentwentytwen + tythi

3、rtythir+ ty40 forty50 fifty60 sixtytwenty-onethirty-twosixty-seven70 seventy80 eighty90 ninety1. 基數(shù)詞的表達(dá)基數(shù)詞的表達(dá)1) one到到twelve, 拼寫和讀音無(wú)規(guī)律可言拼寫和讀音無(wú)規(guī)律可言, 只能逐一只能逐一記憶。記憶。2) thirteen到到nineteen，表示，表示“十幾十幾”，在個(gè)位數(shù)，在個(gè)位數(shù)后加后綴后加后綴-teen，其中要注意，其中要注意thirteen, fifteen和和eighteen的拼寫。的拼寫。3) twenty到到ninety，表示，表示“幾十幾十”，以，以ty結(jié)

4、尾，結(jié)尾，但需注意但需注意twenty, thirty, forty, fifty, eighty的拼寫。的拼寫。 4) 2129 直到直到9199，表示，表示“幾十幾幾十幾”,用整十位用整十位數(shù)加個(gè)位表示數(shù)加個(gè)位表示, 中間用連字符中間用連字符“-” 把十位和個(gè)位把十位和個(gè)位連接起來(lái)。連接起來(lái)。 5) one hundred 意為意為 “一百一百”，也可說，也可說a hundred，hundred可加具體數(shù)字，如可加具體數(shù)字，如nine hundred (900)。2. 基數(shù)詞的用法：基數(shù)詞的用法： 基數(shù)詞只能修飾可數(shù)名詞，要注意數(shù)詞和基數(shù)詞只能修飾可數(shù)名詞，要注意數(shù)詞和名詞在數(shù)上要保持一致

5、。如：名詞在數(shù)上要保持一致。如：one student 一名學(xué)生一名學(xué)生 two boys 兩名男孩兩名男孩twenty apples 二十個(gè)蘋果二十個(gè)蘋果 thirty-three eggs 三十三個(gè)雞蛋三十三個(gè)雞蛋1a listen and repeat. 10 11 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 29 30 31 write the numbers in 1a next to the correct word. which rows of numbers are in the wrong places? 1bten _

6、 eleven _ twelve _ thirteen _ fourteen _ twenty-five _ twenty-six _ twenty-seven _ twenty-eight _ twenty-nine _ twenty _ twenty-one _ twenty-two 22 twenty-three _ twenty-four _ fifteen _ sixteen _ seventeen _ eighteen _nineteen _ thirty _ thirty-one _ 10 11 12 13 14 25 26 27 28 29 20 21 23 24 15 16

7、17 18 19 30 31listen and circle the listen and circle the numbers you hear in 1a. numbers you hear in 1a. 1c10111213141516171819202122232425262728293031listen again. circle the things in listen again. circle the things in the picture that kate and her mom the picture that kate and her mom talk about

8、. check () the thing talk about. check () the thing kate buys.kate buys. 1d1epairworkhow much is the blue sweater?its 15 dollars.ask and answer questions about the things in the picture above. how much is/are ?its/theyre一、一、填表格，記數(shù)字。填表格，記數(shù)字。 101115tenthirteentwelve201830sixteennineteen262839twenty-on

9、ethirty-fiveeleven 13fifteen12twenty16eighteen19thirtytwenty-six21twenty-eight35thirty-nineexercises 二、做數(shù)學(xué)題，學(xué)英語(yǔ)。二、做數(shù)學(xué)題，學(xué)英語(yǔ)。 1. twenty-six twelve nine = _ 2. sixteen eight eleven = _ 3. eighteen seven fifteen = _ 4. thirteenfourteentwenty-five = _ 5. twenty-ninethirteenten = _ 6. thirty-nine twenty f

10、ive =_ 7. twelve thirteen fifteen= _ 8. nineteen eleven twenty =_fivethirty-fivetwenty-sixtwosixfourteententwenty-eightclothesboymr. a pair of shoessalestorepricebuysell50元元現(xiàn)價(jià)現(xiàn)價(jià)10元元原價(jià)原價(jià)50元元bean1. buy用作動(dòng)詞，意為用作動(dòng)詞，意為“買買”，常用短語(yǔ)，常用短語(yǔ)為：為：buy sb. sth./buy sth. for sb.意為意為“給給某人買某物某人買某物”。如：。如：lets buy mom a n

11、ew hat. （=lets buy a new hat for mom.）我們給媽媽買頂新帽子吧。我們給媽媽買頂新帽子吧。2. clothes指身上穿的指身上穿的各種服裝各種服裝，包括上衣，包括上衣，內(nèi)衣，褲子等，內(nèi)衣，褲子等，是是衣服的總稱衣服的總稱。它不能直它不能直接與數(shù)詞連用接與數(shù)詞連用，但可以與，但可以與some, many, these或或those等連用。如：等連用。如：look! some clothes are on sale over there. 看！那邊的衣服大減價(jià)了?？矗∧沁叺囊路鬁p價(jià)了。3. sale是動(dòng)詞是動(dòng)詞sell的名詞形式的名詞形式，常用短語(yǔ)：，常用短語(yǔ)：

12、on sale，意為，意為“出售；廉價(jià)出售出售；廉價(jià)出售”，其同義短語(yǔ)，其同義短語(yǔ)為為at a great sale。如：。如：the sweaters in the store are on sale today. 今天這家商店的毛衣大減價(jià)了。今天這家商店的毛衣大減價(jià)了。 4. all與定冠詞、指示代詞、形容詞性物主代詞與定冠詞、指示代詞、形容詞性物主代詞等限定詞連用時(shí)，等限定詞連用時(shí)，all應(yīng)放于這些詞之前。如：應(yīng)放于這些詞之前。如： all the students 所有這些學(xué)生所有這些學(xué)生 all her clothes 她所有的衣服她所有的衣服 all those rooms 所有那

13、些房間所有那些房間 1. a skirt _ 3. socks _ 5. shorts _2. a sweater _ 4. trousers _ 6. shoes _how much do you think these things cost?match each clothing item with a price. thinking2abafedca. $3 c. $30 e. $22b. $15 d. $20 f. $25 read the ad and fill read the ad and fill the price tags.the price tags. mr. cool

14、s clothes store come and buy your clothes at our great sale! we sell all our clothes at very good prices. do you like sweaters? we have red and green sweaters for only $15! yellow sweaters are only $12! do you need trousers? for boys, we have black trousers for only $22. and shorts are only $16! for

15、 girls, we have skirts in purple for only $20. how much are our jackets? only $30! and we have black shoes for only $28. socks are only $2 for three pairs！ come to mr. cools clothes store now! 2b閱讀指導(dǎo)閱讀指導(dǎo):首先首先，讀短文過程中，可用讀短文過程中，可用“_”劃出廣劃出廣告中所售的衣物，并用告中所售的衣物，并用“ ”圈出該物品圈出該物品的價(jià)格。的價(jià)格。然后然后，看圖片中的物品并注意其顏色，與看圖片

16、中的物品并注意其顏色，與短文中所描述的物品相對(duì)應(yīng)。短文中所描述的物品相對(duì)應(yīng)。最后最后，將衣物名稱與價(jià)格一一對(duì)應(yīng)，填入將衣物名稱與價(jià)格一一對(duì)應(yīng)，填入價(jià)簽中。價(jià)簽中。 $ $1515 $ $1212 $ $2020 $28 $28 $ $2222 $ $1616 $2 $2 $30$30 1. at very good prices意為意為“以合理的價(jià)格以合理的價(jià)格(出售出售)”。price用作名詞，意為用作名詞，意為 “價(jià)格價(jià)格”。如：如：whats the price of the book? 這本書多少錢這本書多少錢? they have sweaters in all colors, at

17、 the price of15 each. 他們有各種顏色的毛衣，每件售價(jià)是他們有各種顏色的毛衣，每件售價(jià)是15元。元。2. for girls, we have skirts in red and purple for only20. 對(duì)于女孩，我們有紅色和紫色對(duì)于女孩，我們有紅色和紫色的裙子，僅售的裙子，僅售20元。元。1) for girls中的中的for是是“對(duì)于對(duì)于而言而言”；for only20中的中的for是是“交換交換”的意思。的意思。2) 該句中的該句中的 in 后接顏色的詞，表示后接顏色的詞，表示“穿穿顏色的顏色的”。如：。如：the girl in red is my s

18、ister. 那個(gè)穿紅衣服的女孩是我妹妹。那個(gè)穿紅衣服的女孩是我妹妹。 you: hello, _ i help you?girl: yes, please. i need a _.you: how about these purple _.girl: oh, i like this one. how _ is it?you: its only _ dollars.girl: oh, good. ill _ it.you: and what do you need? boy: well, i need a pair of black _ for school. 2cimagine you wo

19、rk at mr. cools clothes store. complete the conversation. writingyou: what about this pair? they are _ twenty-eight _.boy: great. and do you have shorts, too?you: yes, our shorts are only _ dollars.boy: ok. ill take the _ and the _. 閱讀指導(dǎo)：閱讀指導(dǎo)：首先首先，快速閱讀對(duì)話一遍，明確自己售貨員的身，快速閱讀對(duì)話一遍，明確自己售貨員的身份，可知第一句話應(yīng)為份，可知第

20、一句話應(yīng)為“can i help you?”。然后然后，讀對(duì)話，通過對(duì)話中談到的衣物的顏色或讀對(duì)話，通過對(duì)話中談到的衣物的顏色或價(jià)格等信息來(lái)確定是何衣物；或通過所談到的衣價(jià)格等信息來(lái)確定是何衣物；或通過所談到的衣物來(lái)填寫其顏色或價(jià)格。物來(lái)填寫其顏色或價(jià)格。如在女孩購(gòu)物的情境中，根據(jù)所談到如在女孩購(gòu)物的情境中，根據(jù)所談到these red and purple one，再與。，再與。短文中的短文中的“we have skirt in red and purple”信息相對(duì)應(yīng)，可知女孩信息相對(duì)應(yīng)，可知女孩是想買短裙，價(jià)格是是想買短裙，價(jià)格是$20。 男孩談到需要一雙棕色的某物上學(xué)穿，再由男孩談到需

21、要一雙棕色的某物上學(xué)穿，再由下文知其僅是下文知其僅是28美元，回顧短文可知所談應(yīng)是鞋美元，回顧短文可知所談應(yīng)是鞋子。男孩還談到了要買短褲，對(duì)應(yīng)短文內(nèi)容可知子。男孩還談到了要買短褲，對(duì)應(yīng)短文內(nèi)容可知短褲的價(jià)格是短褲的價(jià)格是16美元。美元。answers: can, skirt, skirts, much, 20, take, shoes, only, dollars, 16, shoes, shorts practice the conversation in a group. you: hello, can i help you? girl: yes, please. i need a skirt.you: how about these purple skirts?girl: oh, i like this one. how much is it?you: its only 20 dol