How can enter information straight on the T1 without going through all the interview questions?

There is no way to enter data directly into the CRA Forms in the TurboTax Online. You can, however, see a detailed summary of your return in the online edition of TurboTax by following the instructions on this FAQ: https://turbotax.community.intuit.ca/community/tax-return-status/help/how-can-i-see-a-detailed-summary-of-my-return-in-the-online-edition-of-turbotax/00/873513

You can also see the actual CRA forms that make up your return by saving/printing your return. 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