--_____can you finish the law report? --Maybe in fifteen minutes, but I’m not sure. 

---Can you come on Monday or Tuesday, Scott?  ---I’m afraid_____ possible. I’ll be on business on those two days.

We stayed there and watched the opera ______ an hour.

— What can Lily do?  — She can play _______ drums.  

—Betty, pass me the ______. I will cut the cake.—OK, Mom. Here you are.