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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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must be difficult

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "must be difficult" is correct and usable in written English.
It can be used to express an assumption or belief about the challenges someone is facing in a particular situation. Example: "I can only imagine how challenging it is to balance work and family life; it must be difficult."

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

58 human-written examples

That must be difficult.

News & Media

The Guardian

It must be difficult for her.

It must be difficult to be resilient and confident.

News & Media

The Guardian

"Starting something like this up here must be difficult.

News & Media

The New Yorker

H.R. I realize this must be difficult for you.

News & Media

The New York Times

It must be difficult to think clearly with all this noise.

The story has to be told, but must be difficult to tell.

It must be difficult to play Winston Churchill without slipping into caricature.

It must be difficult at times to come from a famous family.

News & Media

The New York Times

That must be difficult, because the raves are emblazoned in front of the theatre?

News & Media

The Guardian

The heartache they've had over the last four or five years must be difficult to take".

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Expert writing Tips

Best practice

Vary your sentence structure by placing "must be difficult" at the beginning, middle, or end of a sentence to improve flow and readability.

Common error

While "must be difficult" is acceptable in many contexts, avoid overuse in highly formal or academic writing. Opt for more precise and nuanced language that directly addresses the specific challenges involved.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "must be difficult" functions as a modal expression used to convey a speaker's belief or assumption about the challenging nature of a situation. This is confirmed by Ludwig, which shows its use in various contexts to express empathy or recognition of hardship.

Expression frequency: Very common

Frequent in

News & Media

66%

Science

19%

Formal & Business

5%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "must be difficult" is a common and grammatically correct phrase used to express empathy or acknowledge a challenging situation. As Ludwig AI confirms, the phrase is widely used in news, science and business contexts. While versatile, it's important to consider the level of formality required and opt for more specific language in formal writing. Alternatives such as "must be challenging" or "must be tough" can provide nuanced expressions based on the specific context.

FAQs

How can I use "must be difficult" in a sentence?

You can use "must be difficult" to express empathy or an assumption about a challenging situation. For instance, "Balancing work and family life must be difficult". It can also be used to acknowledge someone's efforts: "Learning a new language must be difficult, but you're doing great".

What are some alternatives to "must be difficult"?

Alternatives include "must be challenging", "must be tough", or "must be demanding". The best choice depends on the specific context and the level of formality required.

Is it appropriate to use "must be difficult" in formal writing?

While generally acceptable, using more precise language is preferable in formal writing. Instead of "must be difficult", consider stating the specific challenges, such as "requires significant effort" or "presents considerable obstacles".

How does "must be difficult" differ from "might be difficult"?

"Must be difficult" implies a stronger degree of certainty or assumption based on available evidence or understanding. "Might be difficult" suggests more uncertainty or possibility. Choose "must" when you have good reason to believe something is challenging, and "might" when you are less sure.

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Source & Trust

86%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Most frequent sentences: