Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
they were supposed to
Grammar usage guide and real-world examplesUSAGE SUMMARY
"they were supposed to" is a correct and usable phrase in written English.
It is used to refer to something that two or more people were expected to do, but did not do. For example, "They were supposed to finish the project on time, but it is still not complete."
✓ Grammatically correct
News & Media
Academia
Science
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
58 human-written examples
They were supposed to be better prepared.
News & Media
They were supposed to break him apart.
News & Media
"They were supposed to fight the Americans.
News & Media
They were supposed to be studying.
News & Media
They were supposed to sweep us".
News & Media
They were supposed to be dry.
News & Media
...forget the true role they were supposed to be fulfilling.
Meaning, kill the person they were supposed to be helping.
"I think they did what they were supposed to do".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
2 human-written examples
"They're supposed to".
News & Media
They are supposed to.
News & Media
Expert writing Tips
Best practice
Use "they were supposed to" when indicating a failure to meet an expectation or obligation, making sure the context clearly establishes who "they" refers to and what the expectation was. For instance, "The documents were supposed to be filed by Friday, but they're still on my desk."
Common error
Ensure that the pronoun "they" has a clear and unambiguous antecedent. Vague references can confuse readers. Instead of saying "They were supposed to fix it", clarify with "The technicians were supposed to fix it."
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they were supposed to" functions as an auxiliary verb phrase indicating an expectation, plan, or obligation that was not fulfilled. Ludwig AI confirms its grammatical correctness and usability.
Frequent in
News & Media
65%
Academia
15%
Science
10%
Less common in
Formal & Business
5%
Wiki
3%
Reference
2%
Ludwig's WRAP-UP
In summary, "they were supposed to" is a grammatically sound and frequently used phrase to denote unfulfilled expectations or obligations. Ludwig AI confirms its grammatical correctness and usability, indicating its broad acceptance in English. Its neutral register makes it appropriate across various contexts, from news reports to academic discussions. Common errors include ambiguity, emphasizing the need for clear pronoun references. Alternatives like "they were expected to" offer similar meanings with slight variations in tone.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
they were expected to
Replaces "supposed to" with "expected to", emphasizing anticipation rather than obligation.
they were meant to
Substitutes "supposed to" with "meant to", suggesting an intended purpose that was not fulfilled.
they had a duty to
Emphasizes the moral or legal responsibility that was unfulfilled.
it was their responsibility to
Highlights the specific obligation that was not honored.
they were obliged to
Indicates a formal or binding obligation that was not met.
their task was to
Focuses on the specific assignment they failed to complete.
they were assigned to
Highlights the act of being assigned a responsibility that was neglected.
they were charged with
Emphasizes that the responsibility was officially entrusted to them.
it was anticipated that they would
Shifts focus to the anticipation of their action rather than their direct obligation.
the plan was for them to
Highlights the initial planning and intention that went unrealized.
FAQs
How do I use "they were supposed to" in a sentence?
Use "they were supposed to" to indicate an expectation or plan that was not fulfilled. For example, "They were supposed to arrive at 8, but they're late."
What's a more formal way to say "they were supposed to"?
For a more formal tone, consider using phrases like "they were expected to" or "it was their responsibility to" to convey a similar meaning with increased formality.
Is "they were suppose to" grammatically correct?
No, "they were suppose to" is incorrect. The correct form is "they were supposed to". The word is "supposed", not "suppose".
What is the difference between "they were supposed to" and "they should have"?
"They were supposed to" implies an agreement, expectation, or plan that wasn't followed. "They should have" expresses an opinion or recommendation about what the best course of action would have been. For instance, "They were supposed to bring the cake" means it was agreed they would. "They should have brought the cake" means it would have been a good idea.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested