Bill can't help【to clean】the kitchen because he is busy doing his home work.翻译：Bill 不能帮忙打扫厨房以为内他现在忙着写作业。此处不是 can't help doing sth 情不自禁做某事，因为根据后面的翻译 他很忙，所以应该是不能帮助，help to do sth 帮助做某事，to可以省略如有疑问，请追问。无疑后请采纳。书山有路勤为径，学海无涯苦作舟。-----------与君共勉-----------...
