The phrase "a necessity that" is correct and usable in written English.
It can be used when emphasizing the importance or requirement of something in a particular context.
Example: "It is a necessity that all team members attend the meeting to ensure everyone is on the same page."
Alternatives: "an essential that" or "a requirement that".
"Reform is not a luxury that can be postponed, but a necessity that cannot wait," Mr. Obama says.
Abortion is a reality we can't afford to ignore and a necessity that needs to be discussed, researched and funded to truly guarantee women's full participation in society.
As her condition worsens, she is forced to remove the implants, a necessity that makes her tragically aware of living in a biological limbo.
That is a necessity that won't go away, said Adriano Almeida, an auto sector analyst at Dreyfus, which holds about 60,000 shares of both Superior and Gentex.
A fourth of our population spends more than half of its income on shelter, a necessity that grows increasingly scarce each year.
"Star casting became more of a necessity that drove ticket-buying audiences, because they were being choosy and buying less," Mr. Telsey said.
One explanation may be that Bellow simply refuses to accept these limitations, or treats them as a necessity that must be made to yield virtue.
They relaxed their traditional principles and practice because the establishment of the Party seemed a necessity that had precedence over all others.
It is a necessity that is in one way absolute: nothing that can claim to be real can escape their jurisdiction, because they tell how to take whatever occurs.
To improve that aspect of our public education, Americans must come to see it as a necessity that serves our own self-interest, and not only a matter of ethical or moral obligation.
I CAN think of plenty of ways to spend that $5.6 billion, but one thought comes most to mind -- and it's a necessity that is all too often ignored -- athletic and recreational facilities for the city's 1.1 million children.
