Đâu là sự khác biệt giữa If và Whether ?Hãy thoải mái đưa ra các câu ví dụ nhé.

They can usually be used the same but IF should be used when a condition affects something .else.

Normalmente se pueden usar de la misma manera, pero SI se debe usar cuando un requisito afecta algo.

We will go to the cafe, if it's open.

If you help, I will buy you ice cream.

Whether is better for most everything else, mainly in sentences with alternatives and formal writing.

Whether es mejor para casi todo lo demás, principalmente en oraciones con alternativas y escritura formal.

You owe me money whether I work today or not.

I'm not sure whether to take one or two.