Some social workers_____ different skills often meet at the community centre.  

 -- ________ will Mr. Green be back?  -- In a week, I think.

There are lots of _____to do every day.

Although he’d eaten up two bowls of rice, he still didn’t feel ____.

—What do you think of his new design?— It’s of even            practical value than the old one. He’s just a bookworm!