1.  As startled passengers rushed to the railings, the whale submerged and then surfaced on the other side, repeating this a dozen times.

2.  Do this enough times, and there's no way to uncover the disk's original contents.

3.  Esrey: No, we tried obviously very hard to do this one time and do what we had to do.

4.  For their part, the authors, who have traveled the country like this countless times, call their blitzkrieg sightseeing "hypertourism."

5.  He did this a few times."

6.  He could have said, "I'll deal with it this one time, and this one time only."

7.  He did this several times.

8.  He must do this so many times," she said.

9.  He did this 10 times.

10.  He repeated this a few times.