Could you check these other sentences, too? Thank you.

1) She proposed renting a house in the mountains.
2) She proposed that I rented a house in the mountains.
3) She said the banks must be closed.
4) “You must finish this homework for tomorrow.”
She said I had to finish that homework for the following day.
5) “You must come tomorrow.”
She said I would have to come the following day.

1. OK

2. not OK
3. OK
4. OK
5. OK