The phrase 'pose against a' is not a valid English phrase.
You could say 'pose against' or 'pose a challenge' depending on the context of your sentence. For example, "The new student posed a challenge against the existing school rules".
But,' he adds, 'I like it natural, too.' The pair pose against a hedge.
No Hate) campaign, celebrities and good-looking regular people pose against a white background, with silver duct tape across their mouths and "NOH8" painted on their faces.
"I had a dream two years ago that I should come here and teach yoga," said Rishav Pokhrel, sitting cross-legged in a half lotus pose against a lime green wall.
Let one tour de force stand for many: "Valencia, Spain" (1933), which finds a boy in a strangely balletic pose against a battered wall, his eyes mysteriously raised (following the flight of a ball, which we don't see).
"Renouncing my citizenship was the last and most consistent act of dissent I could pose against a public policy which I believe is depriving Canada of its right and duty to be one of the world's great countries," he said.
In Bouska's "NOH8" (get it? No Hate) campaign, celebrities and good-looking regular people pose against a white background, with silver duct tape across their mouths and "NOH8" painted on their faces.
They clicked with Kyle Abraham, the dance troupe leader who struck a curious pose against an Eagle Rock coffeehouse wall.
The "Nude Before a Mirror" is posed against a wall of Pieran blue.
Hubbard had posed against a studio's formal painted backdrop of a garden colonnade.
The nearly closed umbrella is posed against a roof taken from a Japanese doll house.
A woman in outline is posed against a faint background of paisley or leaves.
