The phrase "agree exactly" is correct and usable in written English.
It can be used when you want to express complete and precise agreement with someone else's statement or opinion.
Example: "After discussing the proposal, I can confidently say that I agree exactly with your assessment of the situation."
Alternatives: "completely agree" or "fully concur".
But they don't agree exactly when humans began using fire.
Interestingly though, none of us can agree exactly on what tastes good or bad, strong or weak.
Other findings, though, are more constructive.Scales of justiceThere have been huge improvements in monitoring and measuring the rule of law, even though people cannot agree exactly what it is.
"All I want is the England manager to agree exactly with me," insists Ethan Dean-Richards (72 min), one step away from telling the bartender, via the medium of swing, to give him a big pour for the road.
The coroner said: "Not all the witnesses agree exactly what happened, but it is suggested Mr Alder connected with blows to Jason Paul, who had been acting as a peacemaker, before Mr Paul hit him once in the face".
Her words evoked the curious half-light surrounding race in Britain, almost as if people here cannot agree exactly on the terms of the debate: Is the discussion now essentially resolved, as some would argue, or is sensitivity limited to a small liberal elite with a disproportionately loud public voice, while racial hatred continues to ferment in parts of blue-collar Britain?
Everyone they knew agreed exactly with them.
Finding a place to stop, and mysteriously agreeing exactly where to do it, they brought the piece to an abrupt close.
He then added a challenge: a theory, he wrote "that agrees exactly with exact astronomical observations cannot fail to be true".
For 10 years, however, no one has agreed exactly where it would rise, what sort of engineering would be needed to build it, how large it should be and who should pay for it.
After it has been agreed exactly what will be published, the process of Maxwellisation – its name comes from a case involving Robert Maxwell – will begin, in which the inquiry puts its conclusions to those criticised.
