Present Progressive: Negatives and Questions

Here is a screencast for Chart 4-3 (p. 99), about making negative sentences with the present progressive.

And here is a screencast for Chart 4-4 (p. 102), about making questions with the present progressive.

After you study the charts and listen to the screencasts, please do exercises 12 (pp. 99-100) and 15 (p. 102) for homework.