星期,月份,序数词(1—20)的英文答:星期一 Monday 星期二 Tuesday 星期三 Wednesday 星期四 Thursday 星期五 Friday 星期六 Saturday 星期天 Sunday January Febrary March April May June July August September October November December first.sencond.third,forth.fifth,sixth,seventh,eigth,ninth,tenth,eleventh,twelveth,thirteenth,forteenth,...