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An alien tourist is trying to blend in at a human high school cafeteria and is making some bizarre choices. Help the alien out! Select ALL the pieces of advice that apply and are grammatically correct.
The correct answers are You should eat the pizza with your mouth, not your ears. and You shouldn't stare so intensely at the lunch lady's hairnet.
Modal verbs like "should" take the bare infinitive (the base verb without "to").
Therefore, "should not absorbing" is incorrect because it uses an -ing participle, and "should to chew" is incorrect because it includes the particle "to".