"lit a torch" is correct and usable in written English.
You could use it to describe the action of someone lightening a flame, or in a story to set a scene at night. Example: The sun had set and darkness had engulfed the woods. With a trembling hand, she lit a torch to show her the way back.
He came full circle with the people of his country when he lit a torch that seemed to create new light in the 1996 Olympics.
Insolence and narcissism lit a torch that led a generation through what might have been a dark age, for by 1983 one-third of Britain's jobless were under 25.
On Thursday, Katerina Lehou, an actor playing a high priestess, lit a torch from the rays of the sun at the temple of Hera, using a parabolic mirror, to set off a domestic relay.
In a boon for any students writing theses on the history of British spy fiction, the granddaddy of the genre is also heading to BBC1 in a new three-part version of Joseph Conrad's novel The Secret Agent, a book that influenced Le Carré and Deighton as much as they subsequently lit a torch trail for others.
Rwanda's President Paul Kagame and Mr Ban lit a torch which will burn for 100 days - the length of time the genocide lasted.
Somebody lit a torch - the entrance to the next room was completely full of rubble, as if it had been stacked by hand.
This year, the spiritual leader of the small but loyal Druze community will light a torch.
Mr. Bush laid a wreath and lighted a torch in memory of the victims.
At one point, with danger all about, Jinx decides not to light a torch because it will take too long; a moment later, he lights it anyway.
But he didn't hesitate to blast a government committee last year for failing to include Arabs among those designated to light a torch during Israel's Independence Day ceremony.
So it is no happy coincidence that the same week that President Gloria Macapagal Arroyo lighted a torch to mark the anniversary, her government has been forced to compromise with one of Marcos's closest friends, Eduardo M. Cojuangco Jr.
