外研社版三年级起点五年级上册Module5 Unit2 There are forty.

numberstwenty二十thirty三十sixty六十fifty五十eighty八十forty四十seventy七十ninety九十happily幸福地，愉快地numbers15+15=46+24=52+28=30708031+9=4018+72=9027+23=14+46=5060numbersDothemathHowmanypupilsarethereinyourclass?Thereare.Therebe句型表示“存在……”，“有……”Therebe(is/are)+主语+其他is+可数名词单数/不可数名词Thereare+可数名词复数认识TherebeTherearesixtycrayons.Therearethirtydogs.Therearefortyfootballs.Therearefiftymonkeys.Thereareeightyapples.132Makesentences:连词成句1、There,fifty,in,pupils,your,are,class._____________________________________2、there,How,many,are,people,in,family,your._____________________________________3、are,There,forty._____________________________________Therearefiftypupilsinyourclass.Howmanypeoplearethereinyourfamily?Thereareforty.132132thirteenfourteenfifteensixteenseventeeneighteennineteenthirtyfortyfiftysixtyseventyeightyninety区别读音132132比比谁更快132GroupA:ThereareseventypupilsinLakeschool.GroupB:ThereareninetypupilsinLakeschool.［ei］［ai］［ɔi］［ǝu］［au］［iǝ］［εǝ］•［au］houseflowermouthbrown•［iǝ］eardearnearyear•［εǝ］airchairpearhairbear