11.  She was the one who did most of the talking.

12.  The two leaders had been doing most of the talking, thinking, and worrying over two long days of intensive negotiations.

13.  Women still do most of the cleaning in the home.

14.  He has a team of volunteers who do most of the legwork for him.

15.  I never had to clean up after him.

16.  If anything, he did most of the cleaning.

17.  The computer does most of the number crunching.

18.  The firm has offices in several large cities, but does most of its business by mail.

19.  My dad did most of the cooking for dinner because he usually got home earlier than my mom.

20.  I wrote the article myself, but my assistant gathered the information and did most of the other legwork.