The phrase "alone bears" is correct and usable in written English.
It can be used to indicate that something is solely responsible for or carries a particular quality or burden.
Example: "In this project, the responsibility for the final decision alone bears on the team leader."
Alternatives: "solely carries" or "only holds".
McCain said in a short statement: "He alone bears the burden of his conduct and alone should suffer the consequences".
An article of faith behind the calls for a boycott of Israeli products seems to be that Israel alone bears blame for a conflict that feels endless — that Palestinian miscalculations, intransigence and, yes, terrorism have nothing to do with it.
Michael Baumann, of Grantland, cast it in terms of "moral hazard": the Mets reap the benefits of Harvey's pitching, while Harvey alone "bears the physical risk of the arrangement".
Nasser, the Egyptian president, was the standard-bearer of a secular nationalism whose moment had ended with that war; today, Iran is, by choice or default, the scion of a generation of opposition politics that now alone bears an indelibly religious stamp.
There are various forms of legal business entities ranging from the sole trader, who alone bears the risk and responsibility of running a business, taking the profits, but as such not forming any association in law and thus not regulated by special rules of law, to the registered company with limited liability and to multinational corporations.
One of the Syrian dailies, Tishrin, an organ of the ruling Baathist Party of President Assad, stated that "a military solution has become necessary, and Iraq alone bears the responsibility of the destructive consequences as it has made this grave choice itself," by refusing to pull its forces out of Kuwait, three months after the invasion of that country.
Manuel Babbitt alone bore the responsibility for what happened to him.
Carlos alone bore 21 children, and the Gracie family tree has more branches than Chase Manhattan Bank.
You alone bear the responsibility in making regular data backups, so that you don't lose your data.
"It's simply unfair to have New York City taxpayers alone bear the burden of NYPD protection at Trump Tower.
Smashed glasses, 2,700 in the dustbins at the Savoy Hotel alone, bore witness to the enthusiasm of the celebrations on the night victory was declared.
