Rewrite these sentences that cannot change the meaning of the original

Rewrite these sentences that cannot change the meaning of the original
1. It,s a good idea to do exercise every day
  -We should_____________________.
2.Remember to wake me up at 7 tomorrow morning.
  -Don't forget____________________.
3.Why don't we go swimming afternoon.
  - What about____________________.
4.The theater is near Bob's house.
  - Bob's house isn't________________.