湘少版四年級英語上冊湘少版四年級英語上冊Unit 9 Its one hundredTry to cout the numbersonetwo threefour fivesix seveneight nineten eleventwelve3+5=7+8=4+14=9+11=8151820Three and five is eightSeven and eight is fifteenFour and fourteen is eighteenNine and eleven is twenty算一算算一算andisNew wordhomeworkrightwrong找規(guī)律two twelve three thirteen four fourteenfive fifteen sevenseventeensix sixteeneight eighteennine ninteentwentythirtyfortyfiftysixtyeightyninty表示十幾的數(shù)字都是以teen結尾，發(fā) /ti:n/ 的音。表示幾十的數(shù)字都是以ty結尾，發(fā) /ti/ 的音。seventyNew word21 twenty-one32 thirty-two43 forty-three54 fifty-four65 sixty-five76 seventy-six87 eighty-seven98 ninty-eight99 ninty-nine100 one hundred數(shù)字幾十幾數(shù)字幾十幾先寫幾十再寫連字符，再寫數(shù)字幾。先寫幾十再寫連字符，再寫數(shù)字幾?？匆曨l回答問題1.Miss Li在做什么？2.誰做對了？誰做錯了？3.你聽到了哪幾個數(shù)字？Practice 請用英語表達下列算式請用英語表達下列算式21+11=3220+23=4341+13=5456+9=6565+33=88Twenty-one and eleven is thirty-two.Twenty and twenty-three is forty-three.Forty-one and thirteen is fifty-four.Fifty-six and nine is sixty-five.Sixty-five and thirty-three is eighty-eight.andis背一背背一背基數(shù)詞，很容易。012詞各異，每個都要單獨記。1319結尾teen。t-e-e-n teen.幾十結尾要加ty。 t-y ty t-y ty.幾十幾，也容易。先說幾十，再說幾。中間短杠“”加上去，一百就是 one hundred。Homework1.抄寫本課新單詞。2.背誦口訣。3.Lets Act 和Lets ReadThank you！