<p><br /> David Cameron has told Tory activists they had "40 days and 40 nights" to convince the public to ditch Labour at the general election.<br /> </p><p><br /> After a tightening of the polls in recent weeks, the Conservative leader acknowledged that it would be a "close fight" to the finish.<br /> </p><p><br /> But he insisted his party had a once-in-a-generation opportunity to get into power at the expected May 6 election.<br /> </p><p><br /> "This election is going to be a tough fight, it's going to be a close fight," he said.<br /> </p><p><br /> "I can tell you they will throw everything at us that you could ever imagine."<br /> </p><p><br /> Surrounded by Conservative supporters at the Milton Keynes Academy, Mr Cameron went on: "So, my friends, 40 days and 40 nights."<br /> </p><p><br /> He added: "I don't want you to think of them in terms of weekends or bank holidays or anything like that. It's 40 days, it's 40 nights, and they're all the same.<br /> </p><p><br /> "That is the time that we've got left to win this great argument - do you want to stick with what you know or do you want change with the Conservatives.<br /> </p><p><br /> "And we've got to convince people that frankly right now we are stuck with what we know. The economy's stuck, society's stuck, the whole country is stuck with Gordon Brown.<br /> </p><p><br /> "And we need that change, that energy, that dynamism, to get our economy moving, to get our country moving, to get our society moving."<br /> </p>
