1) Everyone can contribute. 2) "Make a Difference" Day happens on the fourth Saturday of October every year. (V) 3) Last year, 3 million people volunteered on that day by doing different charity projects. 4) You also can make your contribution to the day by cleaning your local park or visiting an elderly person. 5) Help with collecting clothes or food for those in need. 6) Making donations to charity is also very important. 7) The project can be large or small - make a difference on "Make a Difference" Day! (V)
Present Continuous - They are doing homework.
Past Simple - They did homework.
Future Simple - They will do homework.
Present Perfect - They have done homework.
Present Simple - Alice skates in the park.
Present Continuous - Alice is skating in the park.
Past Simple - Alice skated in the park.
Future Simple - Alice will skate in the park.
Present Perfect - Alice has skated in the park.