David watches TV six hours a day and eats much junk food, but he never exercises. So he is ___. 

___ do you like the book?---  Because it is interesting.

—I don’t want to do as ____sports as Tony does.—But you have to do if you want to be as  _____as he

We’re happy that our country has developed _____ these years than before.

–Many boy students think math is _____ English.--I agree. I’m weak in English.