视频地址：https://video.cache.bdschool.cn/vd/a8535e4045afbbc9da22e73fc237a739.mp4
附件：0506初一英语(师大版)-U2 Lesson 4 Helping at Home 1-1教案.docx
附件：0506初一英语(师大版)-U2 Lesson 4 Helping at Home 1-2PPT课件.pptx
附件：0506初一英语(师大版)-U2 Lesson 4 Helping at Home 1-3学习任务单.docx