联词:习惯重新所以痛苦事半功倍瘾坚持笑容我爷爷的烟瘾很大,每天抽两盒已成了习惯,呛得全家人都咳嗽,所以,我们都劝他赶快戒烟。可是,爷爷戒了5天就有点坚持不下去了。我发现他成天唉声叹气的,什么事也不想做,还经常躲到卫生间偷偷吸烟。我知道爷爷一定非常痛苦。我有贪 Conjunction: habit re-so painful, less effective, insist on smiling My grandfather’s smoking a lot, pumping two boxes a day has become a habit, choke the whole family cough, so we advised him to quit smoking as soon as possible. However, my grandfather quit for a period of 5 days a little can not go on. I found him moaning and sighing all day, do not want to do anything, but also often hid in the bathroom and smoked cigarettes. I know Grandpa must be very painful. I have greed