I smelt a rat when he started being so helpful

I smelt a rat when he started being so helpful 请翻译”I smelt a rat when he started being so helpful." I smelt a reat when he started being so kelpful I konw he is a teacher who is very helpful to us when we hav 英语 He started early ___get there before nine .A so as to B i I think being a volunteer is helpful to people.为什么用 being请高手 英语翻译2.翻译she enjoy being a good listenershe is so helpful When my father was fourteen,he started () a football team. i semll a rat是什么意思? I smell a rat .是什么意思? he first started a___ when a rat being chased by a cat. 怎么翻译