________snakes when you are working on the farm 当你在农场干活时要小心蛇
问题描述：
________snakes when you are working on the farm 当你在农场干活时要小心蛇
答
watch out for
look out for
stay alert for
以上是 当心
be careful of是 小心
虽然给出的中文原句是小心,但be careful of啥啥 更多时候是小心别把啥啥弄坏了的意思