.With age, the mineral content of human bones decreases, ________ them more fragile.
You _____ leave all your clothes on the floor like this!
We have to work hard, ______ we’ll lose the chance.
---Keep me informed _______ the latest news. ---Ok.
---Are you still going work on foot?---Yes. My car _______ in the garage.
Paul’s wish is to become a pilot, ________?