watch a video here https://agendaweb.org/verbs/present-continuous-present-simple.html

and do exercises there https://eslbluesapps.com/m/mc/dodoingm.html

                          https://eslbluesapps.com/m/mc/tamtamm.html

                          https://www.englishexercises.org/makeagame/viewgame.asp?id=1098

                          http://www.xtec.cat/~eromo2/englishgate/elementary/presents1.htm

                          https://www.internationalschooltutors.de/English/activities/grammar/multi1/1.html