The Prime Minister called for the country to 'work together' to maximise the benefit from Brexit
But she also warned that only a Tory victory in tomorrow's poll could ensure the country has a strong team under her leadership to negotiate a new deal with Brussels.
"As we come to the closing stages of what is a critical general election for our country, the question people will face on Thursday is what sort of country we want to be in the future," she told a rally of Tory supporters in Stoke-on-Trent.
"It is about who has the leadership to take us through those Brexit negotiations and build a stronger future for our country.
"I believe absolutely passionately that we can build a Britain that is stronger, fairer and more prosperous than it is today.
"The opportunities before us are enormous, the promise of Brexit is great. But we do have to make sure that we get those Brexit negotiations right and we get the best deal for Britain in Europe.
"If we work together, I believe we can build that stronger, more prosperous and fairer country.
Theresa May campaigns in Stoke-on-Trent
"I want to see a country where it does not matter where you came from, it does not matter who your parents were – how far you go depends on your talents and your willingness to work hard.
"I want to see a country where no one and no community is left behind.
"I want to see a country that is truly global and outward looking, that is doing those trade deals around the world and is forging new partnerships and strengthening our partnerships with old allies alike – a country that is confident in itself.
"I believe that together we can do great things.
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"Together we can reignite the British spirit and take this country to a stronger future for everybody.
Mrs May denied suggestions that the narrowing Tory lead over Labour made her nervous
Mrs May enjoyed a whistle stop tour of the country in her blue campaign battle bus
"As we come in these closing stages I know you have all been working hard.
"It’s not long to go, but we need that last push, getting out there on those doorsteps, continuing the campaign and taking this message to people."
Mrs May denied suggestions that the narrowing Tory lead over Labour made her nervous about the election result.
She said: "I'm out and about today, I'm going to be out and about tomorrow campaigning around the country, as people here will be out and about campaigning around the country, for what we believe is the right result in terms of taking this country forward for the future.
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Jeremy Corbyn kicked off the clash with questions over the NHS during Prime Minister's Questions.
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"You can't be a politician without enjoying election campaigns, so I am going to be out there enjoying it over the next 48 hours and ensuring that we do bring the choice to people's attention because on Friday there is only going to be one of two people who is prime minister – me or Jeremy Corbyn."
Tory activists booed at her mention of the Labour leader's name.
Mrs May visited Stoke on Trent during a whistle stop tour of the country in her blue campaign battle bus that also took in Fleet in Lancashire, North Wales, Cheltenham and Slough.
Her day began with a chat with the staff and customers at the Scotch Bakery in Fleet. She revealed she had once had a Saturday job in a bakery shop as a youngster.
She also told staff: "I have learnt something today because I have never come across Chorley cakes."
Later she visited a dairy farm near Wrexham to discuss her plans for agriculture after Brexit.