I did forget my bag还是I did forgor my bag?

I did forget my bag还是I did forgor my bag? i lost my bag My mother didn't like the bag ,“neither” did I.填“neither"是因为 I have got my bag I ___ is my bag I ----- my bag at home. I did my homework -- Haven”t you forgetten （ --（ Oh,I forget my bag A anything 英语翻译I 【 】【 】my pen【 】in the bag. T-bag,I bite my lip. 1.I forgot my bag at home. I can carry my bag ___my shoulder.