The phrase "too extended" is grammatically correct and can be used in written English.
It means that something is overly long or prolonged. Example: The professor's lecture was too extended, leaving many students bored and exhausted.
In one extended (actually too extended) episode, Miriam explains to Mary the circumstances of Yeshua's birth.
The central section of the show is his extended tale (too extended – Jupitus doesn't half string it out) of meeting McCartney and the Stones.
If you are a building contractor, you would be mad to invest in a workforce and facilities too extended to survive a recession.
Stellar evolution has of necessity been followed through computer modeling because the timescales for most stages are generally too extended for measurable changes to be observed, even over a period of many years.
There are other costs, too: extended time in the operating room, which provides income to the hospital; and charges for the bone grafts that are inserted between the vertebrae, which generate profits for the tissue bank.
He did not mind letting his adversary get in the advance 9 b4, with a gain of tempo, because that meant the queenside was too extended for Azmaiparashvili to castle there.
A multilayered, compressed abstraction by Barbara Fishman picks up this spirit, too, extending it with vibrant color.
It's a deep one, too, extending at least 900 miles into the mantle.
Harvey helped out at the plate, too, extending a rally after Ike Davis led off the third with a bases-empty home run.
Gallup's fifth item — Extending unemployment insurance benefits — might've fared better under a different name, too: Extending temporary income support for unemployed workers who have been unable to find jobs because of the economic downturn "Benefits" — that's the problem word.
AMOLED screens will also get larger, too, extending their use into bigger TVs and computer monitors.
