3 sentences

1. 真希望自己能把烟瘾戒掉。

   zhēn xī​wàng zì​jǐ néng bǎ yān​yǐn jiè​diào.

   I wish I could break the habit of smoking.

   Source: Tatoeba

2. 戒烟一年后，他的烟瘾又复发了。

   jiè​yān yī nián hòu, tā de yān​yǐn yòu fù​fā le.

   After quitting for a year, his smoking habit relapsed.

   Source: Dong Chinese Dictionary

3. 他为了戒掉烟瘾付出了很大努力。

   tā wèi le jiè​diào yān​yǐn fù​chū le hěn dà nǔ​lì.

   He made a great effort to quit his smoking habit.

   Source: Dong Chinese Dictionary