21. i like sports.
me los deportes. (4 points)
22. i have just studied.
yo de estudiar. (4 points)
23. i am eating lunch right now.
estoy el almuerzo ahora mismo. (4 points)
24. i am speaking french right now.
estoy francés ahora mismo. (4 points)
25. susana le da los zapatos a margarita.
susana los da. (4 points)

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Below are the answers:

21. I like sports. Me gustan los deportes.

22. I have just studied. Yo he de estudiar.

23. I am eating lunch right now. Estoy comiendo el almuerzo ahora mismo.

24. I am speaking French right now. Estoy hablando francés ahora mismo.

25. Susana le da los zapatos a Margarita. Susana se los da. 

These objects represent mayan numerals. just like roman numerals, they are combined to symbolize a numeral and this enabled astronomers, scholars and architects to compute various equations yet it was also used by farmers and traders in their day to day transactions.