2100÷25=（2100×_____)÷(25×____）=（ ）÷100=（ ）6000÷125=（6000×____)÷(125×_____）=（ ）÷1000=（ ）

2100÷25=（2100×_____)÷(25×____）=（ ）÷100=（ ）6000÷125=（6000×____)÷(125×_____）=（ ）÷1000=（ ） 135÷395=_____, a/b=a÷_____=a · _____=_____ · a=_____÷a 当然英语翻译_____=_____=_____ by himself=_____ _____ _____ 增长率问题公式利润=____—____；售价=标价×_____；利润率=_____÷_____；变形总公式：（1+_____）×_____=______ 下列短语的同意句转换baby-sitting sb.=_____ _____ _____bady-sitting her sister=_____ _____ _____ _____=_____ _____ _____ _____ _____ during=?or=?at once after=?三年前：_____ _____ _____ _____ _____ 57.32°=_____度_____分_____秒. a little Chinese = _____ _____ _____ of Chia little Chinese = _____ _____ _____ of Chinese . (1)12除以23=_____:_____=( )/( ). (2)求比值:25:40=_______. 英语句型转换：The price of these shoes is 180 yuan=These shoes _____ _____ _____ _____ _____ _____. 体育老师到商店买5个篮球和5个足球,共用360元.一个足球52元,一个篮球多少元?设一个篮球X元.解法一：_____+_____=360解法二：_____×_____=360解法三：_____-_____=52×5解法四：_____÷_____=5 go shopping=do _____ _____ 2.03吨=(_____)吨(_____)千克 Don't forget to =_____ _____ chase同义短语 chase=_____ _____ 英语翻译你不及他外向.（三种）You ____ ____ _____ _____ .=You're _____ _____ _____ .=He's _____ _____ _____ you.