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1、12Unit10 An easy maths lesson Warm upOne ,two, three.Three ,two ,one .One ,stand up.Two,sit down.Three,turn around.3onetwothreefourfivesixseveneightnineten4count数 5plus 加minus 减6give 给7pingpongpingpong ballpingpong ballsall the pingpong ballsall所有的8take away拿走take away five oranges9Key words:one一two
2、二three三four四five五six六seven七eight八nine九ten十count数plus加上minus减去give给all所有的pingpong乒乓球takeaway拿走101 + 2 = 3onetwoplusisthree112 + 2 = 4twotwoplusisfour128 - 5 = 3eightfiveminusisthree133 - 3 = 0threethreeminusiszero1410 - 3 = 76 + 4 = 105 + 3 = 811 - 2 = 915vOneappleplustwoapplesisthreeapples.vTwoorang
3、esplustwoorangesisfouroranges.vTwoballsplusthreeballsisfiveballs.vThreepensplusthreepensissixpens.v16vThreepencilsplusfourpencilsissevenpencils.vvvFourbooksplusfourbooksiseightbooks.vvvFourbirdsplusfivebirdsisninebirds.vvvFivebananasplusfivebananasistenbananas.vv17plus表示“加”，minus表示“减”，is表示“等于”。vThre
4、eminusthreeiszero.vEighteenminusthreeisfifteen.vSeventeenminussixiseleven.vTwentyminusoneisnineteen.vSixteenminustwoisfourteen.vThirteenminusoneistwelve.18Lets count Lets count ！19Lets count ！20vvTakeawayfiveoranges.21Lets count!Hey,take away five oranges.one plus two is three.Please give me all the
5、 pingpong balls.2223easy24busy25 funv有趣26Lets count!Hey,take away five oranges.one plus two is three.Please give me all the pingpong balls.Ive got one.Ive got two.Ive got one.Ive got two.Ive got one.Maths is fun.Three,two,one.Maths is easy.But were busy.277,Lets chantMaths is fun.Three,two,one.Maths
6、 is easy.But were busy.28Lets count ！1+2+3=6One plus two plus three is six.让我们数让我们数一数吧一数吧！Ive got one orange.Ive got two .Ive got three .29Ive got_ butterflies.5-2=3Five minus two is three.five30Ive got _apple trees .seven319067554320781239876152499687903403221989098976591013480945600115690456732132
7、（2）StudyPronunciation.v元音字母u在开音节中发的音，发时，音从滑到。33Listen,look,pointandsay.Soundpractise.34u ju: mute huge fume cute duke tube fuse tune nude lute mule puke35（3）Letssay.vFourplusthreeisseven.vvSixplustwoiseight.vvSixplusoneisseven.36vNineminusfourisfive.vvThirteenminusthreeis10.vvNineminusthreeis6.37Wha
8、t is one plus two?Its three.38What is three minus two?Its one.39Try to solve these questions:1+2Whatsoneplustwo?2+2Whatstwoplustwo?3-3Whatsthreeminusthree?8-5Whatseightminusfive?3+4Whatsthreeplusfour?9+1Whatsnineplusone?15+12Whatsfifteenplustwelve?Its threeIts fourIts zeroIts threeIts sevenIts tenIt
9、s twenty-seven40Warm upPlease count numbers from one to twenty.41Lets review the numbers.zero sixone seventwo eightthree ninefour tenfive eleven42Lets review the numbers.eleven sixteen twelve seventeen thirteen eighteen fourteen nineteen fifteen twenty 43Reviewplusis44Who can do maths?4+6=5+6=4+1=8+
10、1=3+8=2+3+4=6+7=1110591191345Whocandomaths?9-6=8-7=3-3=5-2=6-3=10-5=11-9=46One,two,three,three,two,one.Counting numbers is fun.Four,five,six,six,five,four.Open the windows and close the door.Seven,eight,nine,nine,eight,seven.Seven boys names are called “Steven”.Ten,ten,ten,ten,ten,ten.Ten children w
11、ant to count them again.473,lets say4+3=?Four plus three is seven.6+2=?Six plus two is eight.6+1=?Six plus one is seven.489-4=?Nine minus four is five.( )-3=10Thirteen minus three is ten.9-3=?Nine minus three is six.49（4）Count,readandorder.50（5）Look,think,drawandsay.vThreeminusoneistwo.vFourminusthr
12、eeisone.51vFourplustwoissix.vFiveplusthreeiseight.vNineminusfiveisfour.52（6）Letsplay.53ve.g.vA：Ichoose7.vB：Youneed3tomakeit10.vA：Ichoose0.vB：Youneed10tomakeit10.vA：Ichoose4.vB：Youneed6tomakeit10.vA：Ichoose5.vB：Youneed5tomakeit10.vA：Ichoose9.vB：Youneed1tomakeit10.vA：Ichoose2.vB：Youneed8tomakeit10.vA：
13、Ichoose3.vB：Youneed7tomakeit10.54（7）Letschant.55vOne,two,three,three,twoone.Countingnumbersisfun.vFour,five,six,six,five,four.vOpenthewindowsandclosethedoor.56vSeven,eight,nine,nine,eight,seven,vSevenboysnamesarecalled“Steven”.vTen,ten,ten,ten,ten,ten.vTenchildrenwanttocountthemagain.57（8）Wordtotalp
14、uzzles.vonetwothreefourfivesixseveneightninetenveleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteenvtwentythirtyfortyfiftysixtyseventyeightyninetyonehundred58vCanyoufindananimalworthlessthanANT?vCanyoufindananimalworthmorethanTIGER?vFindoutthevalutofeachanimal.59v答案：vgiraffe=52；snake
15、=50；vhorse=65；bee=12；vhippo=64；elephant=81。vWhichanimalisworthlessthanANT？vBee.vWhichanimalisworthmorethanTIGER？vHorse/Hippo/Elephant.vSometimespeopleusethenumbersfrom1to5toshowthedegreeofpeoplesfeelings.v1veryunhappy,2unhappy,3happy,v4veryhappy,5extremelyhappy60v同步作业：1.背诵第一单元共82篇，第二单元第一篇。v2.第一单元，第二单元全部黑体单词会默写，周四检查。6162
