The phrase "appears to be constantly" is correct and usable in written English.
It can be used when describing a situation or behavior that seems to be ongoing or persistent.
Example: "The weather in this region appears to be constantly changing, making it difficult to plan outdoor activities."
Alternatives: "seems to be continually" or "looks to be perpetually".
His mind appears to be constantly somersaulting with business models and management philosophies.
Fruitmarket Gallery, Sat to 25 May RC Iain Andrews appears to be constantly on the lookout for new settings and characters to feed his endlessly resourceful fantasy paintings.
This seemed surprising coming from a man with homes in five countries who lives lavishly and despite a reputation in the industry for working hard and maintaining one of the best couture ateliers in Europe, appears to be constantly playing.
A terrifying spectacle in every sense – and an image that sprung to mind unexpectedly this week in the wake of Chris Gayle's wondrously indolent high‑speed hundred for the Royal Challengers Bangalore in Pune: the fastest hundred ever made in professional cricket and also surely the most notable innings ever played by a man who appears to be constantly on the verge of giggling.
Detroit has long been struggling to tackle a £327m budget deficit and it appears to be constantly on the verge of running out of cash.
Bored by manual labor and background reading, the overconfident undergrad instead provides offhand "solutions" to your problems -- none based on logic or science -- and appears to be constantly looking around the corner in anticipation of the arrival of his Nobel Prize Committee.
In the BBC's 2000 adaptation, Jonathan Rhys Meyers's Steerpike appeared to be constantly on the brink of a nervous breakdown.
A focused Wallace can resemble Pippen in his quickness and sleight of hand, appearing to be constantly open on offense and everywhere on defense.
And then he went on to write regarding wine bloggers: "Few... make a living from their sites, largely because many of them are 1) lazy, 2) have narrow agendas, 3) offer little in the way of content and substance, 4) appear to be constantly whining about the failure to monetize their sites, or 5) are the antitheses of consumer advocates".
At dinner parties gone wrong and in embarrassing work situations, their knit brows indicate the questions they appear to be constantly asking themselves: How can intimacy be sustained in a fickle and unpredictable world, and how much disappointment and compromise should anyone have to put up with?
