外研版（三起）（2012）小学英语四年级下册Module 10 Unit 1 Did you fall off your bike$%Module 10 Unit 1 Did you fall off your bike$%课件

st' s chants fall off跌落a变e, fell off就是过去式 fell off his bike从自行车上摔落下来

fall off跌落a变e， fell off 就是过去式 fell off his bike 从自行车上摔落下来

Jack fell down fal掉下,落下;摔倒 fall off跌落 fall down摔倒,跌倒;塌

fall 掉下，落下；摔倒 fall off 跌落 fall down 摔倒，跌倒；坍塌