"if" 在句子中用作连词,引导了后面的从句,用于表达条件、假设或询问。 Let me know if you need any help.
I'll go to the party if you come with me.
Tell me if you're interested in joining us.
We can start the meeting if everyone is here.
Call me if you have any questions.
I'll buy the tickets if they're not too expensive.
Let's go for a walk if the weather is nice.
I'll bring dessert if you cook dinner.
We can go swimming if the pool is open.
Let me know if you change your mind.