What was considered impolite years ago has become ________now.

 Whether the buildings in this area should be pulled down has remained ________; people are still looking for other possible solutions.

—How’s your new babysitter? —We ______ ask for a better one. All of our kids love her so much.

Mary worked here as a ______secretary and I ended up getting a full-job with the   company.

—If you go to the post office，would you please get me a stamp？　　 —I am ______ willing to.