What Does “Be up to sb” Mean?
“Be up to sb” means that a decision or responsibility belongs to someone. It shows that something depends on a particular person.
Introduction
The phrase “Be up to sb” is a common English expression used to indicate that the choice or responsibility lies with someone else. When you say something is “up to” a person, you mean it is their decision to make or their responsibility to handle. This phrase is often used in everyday conversations to express that the outcome depends on someone’s choice or action. Understanding the “Be up to sb meaning” helps learners communicate more naturally and clearly when discussing decisions, permissions, or responsibilities.
Quick Info Box
- Phrasal verb: Be up to somebody
- Type: Intransitive
- Level: B1 (Intermediate)
- Short meaning: To be someone’s decision or responsibility
Structure (Grammar Rules)
“Be up to sb” is an inseparable phrasal verb. You cannot separate the words with an object. The pattern is always:
- Be + up to + somebody
Example patterns:
- It is up to him to decide.
- The choice is up to you.
How to Use “Be up to sb”?
Use “Be up to sb” when you want to say that the responsibility or decision belongs to someone. It can refer to choices, tasks, or control over a situation. This expression is often used in casual and formal English.
For example, if you ask a friend where to eat, they might say, “It’s up to you,” meaning you decide.
Examples
- It’s up to Sarah to finish the project by Friday.
- The final decision is up to the manager.
- Are you coming to the party? That’s up to you.
- Whether we go out or stay home is up to him.
- It’s not up to me to say what happens next.
These examples show how “Be up to sb in a sentence” expresses responsibility or choice.
Common Mistakes
- Incorrect: It is up to decide you.
- Correct: It is up to you to decide.
- Incorrect: The choice is up to he.
- Correct: The choice is up to him.
Remember, “Be up to” must be followed by an object pronoun or noun (me, you, him, her, them).
Differences / Synonyms
Similar phrases include:
- Depend on sb: This means the outcome relies on someone, but “depend on” is more formal.
- Be someone’s responsibility: Similar meaning but less casual.
- Be someone’s call: Informal phrase meaning the decision belongs to someone.
“Be up to sb” is more conversational and commonly used in spoken English.
Common Collocations
- Be up to someone to decide
- Be up to someone to choose
- Be up to someone to handle
- Be up to someone to complete
- Be up to someone to fix
Related Phrasal Verbs
Here are related phrasal verbs of be up to sb:
Real-life Dialogue
Anna: Where should we eat tonight?
Ben: It’s up to you. I’m fine with anything.
Anna: Okay, maybe Italian food then.
Ben: Sounds good! It’s your choice after all.
Practice
Fill in the blanks with the correct form of “be up to”:
- It’s _______ (you) to decide what time we leave.
- The project deadline is _______ (them).
- Whether we go on vacation is _______ (us).
- That problem is _______ (him) to solve.
FAQs
- Q: Can “be up to” be used with things, not people?
A: No, “be up to” usually refers to a person’s decision or responsibility. - Q: Is “be up to sb” formal or informal?
A: It is mostly informal but acceptable in formal contexts. - Q: Can I say “It is up to me to do it”?
A: Yes, that is a correct and common usage. - Q: What pronouns follow “be up to”?
A: Object pronouns like me, you, him, her, them. - Q: Does “be up to sb” have other meanings?
A: Sometimes it can mean “to be doing something,” but this is less common and informal.
