如果下雨请马上回来用英语怎么说

"Come back home immediately if it starts to rain" 是说明下雨时请马上回家的意思。
来源: 这句话来源于简单的英语句子结构。
英文例句:
If it starts to rain, please come back home immediately.
If it starts raining, come back home right away.
If it begins to rain, come back to the house as soon as possible.
中文翻译:
如果开始下雨，请立即回家。
如果开始下雨了，马上回家。
如果下雨了，尽快回到房子里。