16. —I get at least half an hour of exercise almost every day.

   —Oh great! ________.

A.     Good luck   B. Cheer up   C. Same to you    D. Keep it up

17. Facing up to your problems_____ running away from them is the best approach to working things out. 

    A. more than    B. rather than   C. along with    D. or rather

18. I ____ thank you too much for all your help to my son while we were away from home.

    A. won’t        B. can’t       C. can          D. will