20. Fill the blank with the negative, tú command of the verb "hacer." No 21. Fill the blank with the affirmative, tú command of the verb "venir."

"in english, write six to eight sentences comparing cultural aspects of greetings in spanish-speaking countries with greetings in your own culture. use what you learned in the lessons to tell about three differences and three similarities. discuss non-verbal greetings and how respect is shown. you may also include verbal greetings, but do not simply translate phrases from one language to another."