Cách sử dụng
'Unless' is used to show a condition that needs to be met before something else can happen. It means 'if not' or 'except if'. For example, "I will not go outside unless it stops raining" means that the person will not go outside if it is still raining. It can also be used to give a warning or advice. For example, "You will not get a good grade unless you study hard" means that studying hard is necessary to get a good grade.