21.   Output is allocated among plants so that all are producing at the lowest point on their average cost curves.

22.   She picked up her pen and rested its point on the page.

23.   Small lights illuminate different points on the map.

24.   Sufficiently large impacts can hurl crater ejecta to any point on the lunar surface.

25.   Summarize your essential points on one page.

26.   The average Westerner fails to take into account the fact that there are so many weak points on the human body.

27.   The dishes we tried tasted, not to put too fine a point on it, like gasoline.

28.   The first signal to arrive back at Earth is the mirror-like reflection of the small area about the sub-Earth point on Mercury.

29.   They followed fresh tracks to a low point on the creek bank and crossed the creek on a series of large boulders.