I smelt a reat when he started being so kelpful

问题描述:

I smelt a reat when he started being so kelpful

是I smelt a rat when he started being so helpful 吧
smelt a rat 闻到老鼠 是一句俚语 意思是 感到不对劲的意思
这句话的意思是 当他开始帮助的时候,我感到有些不对劲.