四年級(jí)英語上冊(cè)Unit3Numbers教學(xué)課件外研劍橋版

Unit3NumbersUnit3Numbers1numbersonetwothreefourfivesixseveneightninenumbersonetwothreefourfivesixs2thirteenfourteenfifteensixteenseventeeneighteennineteenteneleventeen十幾twelvethirteenfourteenfifteensixteen3numbersthirtyfortyfiftysixtyseventytwenty00000000eightyninetyty幾十numbersthirtyfortyfiftysixtys4numbers兩位數(shù)的讀法twenty-onetwenty-twothirty-onethirty-twofourty-onefourty-twonumbers兩位數(shù)的讀法twenty-onetwenty-5個(gè)位十幾幾十oneelevententwotwelvetwentythreethirteenthirtyfourfourteenfortyfivefifteenfiftysixsixteensixtysevenseventeenseventyeighteighteeneightyninenineteenninety十幾十幾，-teen,-teen,-teen幾十幾十，-ty,-ty,-ty個(gè)位十幾幾十oneelevententwotwelvetwe6numbersonetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeennumbersonetwothreefourfivesixs7twentyeighteennineteen0twenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-ninethirty0thirty-onetwentyeighteennineteen0twent8Whatiseightplustwo?It’sten.

Whatiseightplusthree?It’seleven.+=?+=?Whatiseightplustwo?+=?+=?9Whatisfiftyplusone?It’s_____.

Whatisseventeenplusthree?It’s_______.51twentyWhatisfiftyplusone?51twent10Whatisthirtyminusfive?It’s

.Whatisnineteenminusthree?It’s

.0-=?2516Whatisthirtyminusfive?0-=?11Whatisfortyminusfour?It’s

.Whatiseightyminusfifteen?It’s

.3665Whatisfortyminusfour?366512coinscoins13colabananaappleicecreamcolabananaappleicecream1470p90p80p95p70p90p80p95p15Howmuchisthecola?It’s70p.Howmuchisthecola?It’s70p.16Howmuchisthebanana?It’s90p.Howmuchisthebanana?It’s9017Howmuchistheapple?It’s80p.Howmuchistheapple?It’s80p18Howmuchistheicecream?It’s95p.Howmuchistheicecream?It’s19Howmuchisth