The phrase "have first begun" is grammatically correct and can be used in written English.
It is typically used to indicate that an action or process is the initial or beginning stage. Example: The preparations for the project have first begun with brainstorming and research.
That makes sense, evolutionarily, because through much of human history that is the age at which children would have first begun to gather and forage for themselves, and those who strayed from what was known and trusted would never have survived.
Mr. Qaissi's lawyer, Ms. Burke, countered, "We do not trust the torturers". Mr. Qaissi seems to have first begun identifying himself as the hooded man in the fall of 2004, by which point he had started his prisoners' group out of a politically charged mosque in Baghdad.
Because of past association with Charles W. Morse and F. Augustus Heinze, on Monday, October 21, the board of the Knickerbocker asked that Barney resign (depositors may have first begun to pull deposits from the Knickerbocker on October 18, prompting the concern).
/ We've no less days to sing God's praise / then when we've first begun".
Hend Badawi told me about the moment that she had first begun to feel that life was unfair for women.
But he had shown promise as a writer, having first begun to provide columns for the Manchester Evening News when he was playing at Manchester City.
And so they returned to 72nd Street, where Mr. Berman had first begun living in 1983, when he shared an apartment with his brother, Daniel.
Dressed in the traditional long black coat and white shirt of the Satmar Hasidim, Mr. Weberman testified that he had first begun counseling his accuser in 2008, not in 2007, as she had claimed.
"I was just trying to be a nice guy," he said, recalling when he had first begun answering a flood of e-mail questions from Ashley about building and maintaining Web sites.
This program had first begun in May, when Amazon quietly introduced direct cash payouts to Alexa developers with popular games.
The firm had first begun investing out of that fund in early 2012, however, so it's following the usual three-year lifecycle of these things.
