Module lo unitl sam fell off his bike 萨姆从他的自行车上掉了 下来
Module 10 Unit 1 Sam fell off his bike. 萨姆从他的自行车上掉了 下来
cooked talked helped walked played watched listened
cooked talked walked played helped watched listened
Smathappened 发生 Sam fell oft his bike
happen 发生 Sam fell off his bike . ed
faof联落a变e, feo就是过去式 fell off his bike
fall off跌落a变e ， fell off 就是过去式 fell off his bike
ride 骑、乘 went for a bike ride
ride 骑、乘 went for a bike ride