Chapter 7. Answers

KEY PHRASES: progressive action, repeated action, habitual action, naming the action, the action spoken of in general terms, no emphasis on the completion of the action. (three example sentences)
The determinate expresses a progressive motion along a line at a given (specific) moment in time. (one example sentence)
The indeterminate expresses a non-progressive motion(repeated, habitual, back-and-forth) along a line,and a motion with no reference to any line (naming the action, speaking of the action in general terms).(three example sentences).