The phrase "to comment on something" is correct and usable in written English.
You can use it when you want to give a verbal or written opinion about something. For example: "I would like to comment on the event that happened last night."
"Virtually every day, Bush will be somewhere in a position to comment on something of significance".
As Isakson told the Guardian: "I hate to comment on something I didn't hear".
"If your boss wants to comment on something brief and we shoot him in a news program for 15 seconds, it would be $9,000.
But I assure you that I do not believe that you ever intended to misapply the law, and I believe that that is Senator Ashcroft's belief as well.... SENATOR SCHUMER -- Let me ask you to comment on something I feel very strongly about here.
I don't imagine that even David Cameron, Zen master of the facile soundbite, would have felt quite so tempted to comment on something less easy to compartmentalise, as the prime minister did on the clip of the Chelsea supporters, describing it as "very, very serious".
"It's not for us to comment on something that is presented as extracts from a French diplomatic telegram, but the views it quotes are not in any way an accurate representation of the government's approach," said a spokeswoman for the British Foreign Office, who, like other French and British officials, spoke on the condition of anonymity under normal diplomatic rules.
Typically, it is easier for people to review and comment on something that is placed in front of them rather than asking to imagine something that doesn't yet exist.
"I think he's within his rights to feel that he shouldn't have to come out and comment on something that is completely false, but given the seriousness of this he has made this statement and he's emphatic that this story is completely and utterly without foundation," said Mr Saunders.
The fact that you have to comment on it, says something about you, doesn't it?
When people see you comment on something they might want to check out your channel.
"When I comment on something, I'm not trying to generate controversy or stir the pot," Wagner said.
