袜子三双仅卖两元 ( )are only $2 ( )three (
his cousin is only three(对only three提问)
连词成句 are,the,for,only,trousers,three,pairs,$50(.)
It’s only three dollars ( )
not three not four you are only
Ther are three lights.(用three改疑问句)
his cousin is (only three)对打括号部分提问
The flat where we live( )three rooms only.
箱子里有红、黑两种袜子各10双,至少要摸出几只袜子,才能保证有2双颜色不同的袜子?(要写出过程)
有黑色和黄色的袜子各5双,要保证凑成2双黄(黑)色的袜子,至少要拿出多少只袜子?
方程组练习(两元、三元都可以)
解两元一次方程组(初二)
抽屉里有【3种颜色】的【6双袜子】,小明每次拿出【1只】袜子,直到他拿到一双(2只袜子)颜色一样的袜子,问:最少小明需要