If he wants to recover soon, he must abstain ______ hard drinks.
If he wants to recover soon, he must abstain ______ hard drinks.
Explanation
If he wants to recover soon, he must abstain from hard drinks.
Abstain from" means to avoid or refrain from something, especially harmful substances.
(اگر وہ جلد صحت یاب ہونا چاہتا ہے تو اسے سخت مشروبات سے پرہیز کرنا ہوگا۔