Are you using TurboTax Free Online? If so, you can download a PDF of your return - there's no need to pay. This FAQ tells you how to save/print a copy of your tax return in TurboTax Online: https://turbotax.community.intuit.ca/community/tax-return-print-save/help/in-the-online-edition-of-turbotax-how-do-i-print-a-copy-of-my-tax-return/00/873651
TurboTax Basic CD/Download can't open PDF files, it can only generate them. There is no way to import a TurboTax Online file into TurboTax CD/Download.
If you need a refund, please use this form: https://turbotax.community.intuit.ca/community/after-you-file-questions/help/how-do-i-get-a-refund-for-a-turbotax-product/00/873559