What's the matter? Why are you crying?
What's the matter with your hand? It's bleeding.
Is anything the matter?
"What's the matter?", (Preliminary English Test; B1; Greek)
Could I talk to you about a personal matter?
Alois denied any knowledge of the matter.
Will you call me back - it's a matter of some importance.
Talking about the world's problems is one thing, but solving them is another matter altogether.
On another matter, I'd like to tell your parents that they don't need to get me any present, but if they insist I'd like you to pick me a novel. (First Certificate in English; B2; Spanish)
To make matters worse, our car broke down!
To make matters worse, the newspaper said they only played for thirty-five minutes. (First Certificate in English; B2; Thai)
As a matter of fact, I used to live next door to him.
As a matter of fact I didn't enjoy Nice much. (First Certificate in English; B2; Polish)
I never manage to lose any weight, no matter how hard I try.
No matter where you are [or] what you do, appar[e]ntly you need electricity. (First Certificate in English; B2; Thai)
Babies were tested for the disease as a matter of course.
The transform[ation] has succeeded so far and caused enormous changes in ordinary life as a matter of course, including eating habits. (Certificate in Advanced English; C1; Korean)
It's only a matter of time before someone gets into an accident on this road.
In my opinion it is only a matter of time before it is decided to [put] an end to this country being a kingdom. (Certificate in Advanced English; C1; Dutch)
Being late for a job interview is no laughing matter.
Anna and Tom knew this was no laughing matter. (Certificate of Proficiency in English; C2; Spanish)
Learning languages is just a matter of hard work.
His success wasn't a matter of luck, it was a matter of knowing [his] aims in life and being very persist[e]nt, too. (Certificate of Proficiency in English; C2; Portuguese)
vegetable matter
printed matter
As compared to audio-visual aids, books have the advantage of causing less strain to the eyes and mind as printed matter is easier to read than reading from a screen. (International English Language Testing System; C2; Hindi)
Getting water to these people is a matter of life and death.
I told him it was a matter of life and death. (Certificate of Proficiency in English; C2; Greek)
In a matter of seconds, the building was in flames.
I decided to relax - knowing a little bit about boats myself I was sure there was a radio [on board] so it would be only a matter of hours before someone would come to rescue us, wouldn't it? (Certificate of Proficiency in English; C2; Spanish)
We were late but it didn't seem to matter.
"What did you say?" "Oh, it doesn't matter."
It doesn't matter what you wear - just as long as you come.
I know Charles doesn't think this project is important, but it matters to me.
Dear Ally, It doesn't matter. (Key English Test; A2; French)