run - double, hike - drop the e, drink - add ing, tap - double, take - drop the e, watch - add ing, fit - double, poke - drop the e, twist - add ing, step - double, make - drop the e, sing - add ing,

Adding -ing: Which rule?

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?