Let's review these links for a better understanding of the present continuous tense:
1. Do each of the exercises on this very link, form, use and contrast:
http://www.isabelperez.com/happy/tenses/present_cont.htm (Explanation and exercise practice)
2. Watch this video. Write at least three expressions in present continuous.
3. Get the lyrics from this link: http://www.azlyrics.com/lyrics/suzannevega/tomsdiner.html
4 Check this actvities related to "Tom's diner" song:
a) in the frst activity you have to:
-Identify and circle the differences in each pair of pictures
-Identify and mark only the pictures that are describing the song.
b) in the second activity you have to:
- complete the senteces in present continuous tense by using the verbs in the box.
-Write senteces describing what it is happening to the people in the second picture