—______ do you usually go to bed? —At six.
I think I’m _____ unhealthy.
---What’s the matter _______ Tom? ---He has a high fever.
I love junk food very much, but I try to eat ___ only once a week.
This is _____ unhealthy lifestyle.
Billy: I’ve been fixing the computer for over three hours, but it still doesn’t work. Nana: Why don’t you take a rest and try ? Maybe you’ll do better then.