Can you get married in Morrowind?
Can you have your own house in Morrowind?
Can you join House Telvanni in Morrowind?
Can you join the temple in Morrowind?
Those interested in joining the Tribunal Temple should speak to priests at the temples in Ald'ruhn, Balmora, Molag Mar, and Ghostgate, or with priests at the High Fane in the Temple Compound in Vivec.
Can you own houses in Morrowind?
They'll tell you when you can "buy" the house themselves, don't worry. Morrowind is, unfortuately, a game where you can't buy, but only build houses.