Final answer:
To say 'I drink water' in Spanish, you can say 'Yo bebo agua'. When talking to a friend or someone of similar age, you can say 'Tú bebes agua'. To address a group of people, like your friends, you can say 'Ustedes beben agua'.
Step-by-step explanation:
Yo bebo agua. This means 'I drink water' in Spanish. The subject 'yo' is used when referring to oneself, so you can say this to your friend when talking about yourself.
Tú bebes agua. This means 'You drink water' in Spanish. The subject 'tú' is used when talking to a friend or someone of similar age.
Ustedes beben agua. This means 'You all drink water' in Spanish. The subject 'ustedes' is used when addressing a group of people, such as your friends.
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