Unit 7 Section B 1a-1e课件教学讲解

1、 Unit 7How much are these socks?Section B 1a-1e Talk about the prices of these clothes. How much is/are?Its /Theyre$7$5$6$3$9$8ReviewoneNumbers reviewtwothreefourfivesixseveneightnineLead-inzero101112131415 teneleventwelvethirteenfourteenfifteen161718192021sixteenseventeeneighteennineteentwentytwent

2、y-one222324252627twenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seven28293031twenty-eighttwenty-ninethirtythirty-one1aListen and repeat.one two three four five six seven eight nine ten eleven twelve thirteenfourteenfifteensixteenseventeeneighteennineteentwentythirtyfortyfiftysixtyseven

3、tyeightyninetytwenty-one twenty-ninethirty-one thirty-nineforty-one forty-ninefifty-one fifty-ninesixty-one sixty-nineseventy-one seventy-nineeighty-one eighty-nine ninety-one ninety-nineone hundredLook at these numbers and find out the rules:基数词的表达(p88)one到twelve, 拼写和读音无规律可言, 只能逐一记忆。2) thirteen到nin

4、eteen，表示“十几”， 在个位数后加后缀-teen，其中要注意 thirteen, fifteen和eighteen的拼写。3) twenty到ninety，表示“几十”，以ty结尾， 但需注意twenty, thirty, forty, fifty, eighty的拼写。Language points4) 2129直到9199，表示“几十几”, 用整 十位数加个位表示, 中间用连字符“-”把 十位和个位连接起来。 5) one hundred 意为 “一百”，也可说 a hundred， hundred前可加具体数字表示“几百”，如:nine hundred (900)、six hund

5、red(600)。【巧学妙记小口诀】基数词不难记, 找清规律很容易；0-12词各异; 一个一个单独记；后面加teen为十几；13,15,18看仔细； 二十、三十到九十, 整十之后要加ty; 若要表示几十几, 连字符号 (-) 莫忘记。1bWrite the numbers in 1a next to the correct words. Which rows of numbers are in the wrong places?ten_ eleven_ twelve_ thirteen_ fourteen_ twenty-five_twenty-six_twenty-seven_twenty-

6、eight_ twenty- nine_twenty_twenty-one _twenty-two _twenty-three_ twenty-four_ fifteen _sixteen _seventeen _ eighteen _nineteen_ thirty_ thirty-one_10111213142526272829202122232415161917301831Lets play games！NUMBERS FROM 10 TO 99PLAY20233819516479869512594294513729twenty-nine29Click the apple corresp

7、onding to the wordnext2023385446479869512594294283751fifty-one51Click the apple corresponding to the wordnext8023385446479869512594294503720twenty20Click the apple corresponding to the wordnext20233847116413869594594226513712twelve12Click the apple corresponding to the wordnext2023988544647986951259

8、4294283738thirty-eight38Click the apple corresponding to the wordnext6023385446479869512595094283740forty40Click the apple corresponding to the wordnext20233847166413869594734226513722twenty-two22Click the apple corresponding to the wordnext2023385446479869512594294503719nineteen19Click the apple co

9、rresponding to the wordnextexitWELL DONE!What number is this?twelvetwentyNEXTWhat number is this?eightyeighteenNEXTWhat number is this?fourteenfortyNEXTWhat number is this?seventyseventeenNEXTWhat number is this?fiftyfifteenNEXTWhat number is this?twentytwelveNEXTWhat number is this?fifteenfiftyNEXT

10、What number is this?fortyfourteenEXIT Think and sayGroup work1cListen and circle the numbers you hear in 1a.ten_ eleven_ twelve_ thirteen_ fourteen_ twenty-five_ twenty-six_ twenty-seven_ twenty-eight_ twenty- nine_twenty_ twenty-one _ twenty-two _ twenty-three_ twenty-four_ fifteen _ sixteen _ seve

11、nteen _ eighteen _ nineteen_ thirty_ thirty-one_1dListen again. Circle the things in the picture that Kate and her mom talk about. Check ()the thing Kate buys.Mom: Oh, look! I like that blue sweater. How much is it?Gate: Fifteen dollars. Oh, I like these socks.Mom : Oh, no. I dont like red.Gate : Do

12、 you like this T-shirt?Mom : Mmm, yes, I do, but its eleven dollars.Gate : Oh. How much is the green sweater?Mom : Its twenty dollars. But you have a green sweater.Gate : Mmm.Mom : Oh, do you like these trousers?Gate : Oh, yes. How much are they?Mom : Only sixteen dollars.Gate : Ok, Ill take them.Ta

13、pescripts1eAsk and answer questions about the things in the picture above.How much is the white bag?Its seventeen dollars.Pair workHow much is the black shoes?Role-playIts eighteen dollars.What have you learned today?SummaryWe should buy the right things, not the expensive ones.(只买对的, 不买贵的)Cheap or

14、dear, clothes in need are the best.(最好的衣服不论贵贱，而是你刚好需要) 一、填表格，记数字。 101115tenthirteentwelve201830sixteennineteen262839twenty-onethirty-fiveeleven 13fifteen12twenty16eighteen19thirtytwenty-six21twenty-eight35thirty-nineExercises 二、做数学题，学英语。 1. twenty-six - twelve - nine = _ 2. sixteen eight eleven = _ 3. eighteen - seven fifteen = _ 4. thirteenfourteen-twenty-five = _ 5. twenty-nine - thirteen - ten = _ 6. thirty-nine - twenty - five =_ 7. twelve thirteen - fifteen= _ 8. nineteen - eleven twenty =_fivethirty-fivetwenty-sixtwosixfourteententwenty-eight三、汉翻英:14个西红柿23件T恤衫28把红椅子35个草莓45条短裤48件毛衣fourte