如题所述
原句时态不一致,应改为I cleaned the room and washed the clothes. 或者 I clean the room and wash the clothes. 变为否定句时过去时加didn’t, 现在时加don’t, 谓语动词还原成原形,and 换成or 。即:I didn’t clean the room or wash the clothes.
I don’t clean the room or wash the clothes.